1. By making the substitution k = n – 
in (5.22), show that y[n] can also be expressed in the same form as (5.10),
2. Determine the impulse response h[n] of the 51-point causal running avenger and determine the impulse response 
for the 51-point centralized running avenger.
P-5.1 If the impulse response h[tt I of an FIR filter is h[n] = S[n – I] – 281n – 41 write the difference equation for the FIR filter. P-5.2 Evaluate the “running” avenge for the unit-step input signal, i.e., (a) Make a plot of uln] before working out the answer for yin I. (b) Now compute the numerical values of yin] over the time interval -5 0.
P-5.3 A linear time-invariant system is described by the difference equation (a) When the input to this system is Compute the values of An], over the index range 0
(b) For the previous part. plot both x[n] and yin I. (c) Determine the response of this system to a unit impulse input; i.e., find the output y[n J = h[n] when the input is x [n] = S[n I. Plot WI as a function of n.
P-5.4 A linear time-invariant system is described by the difference equation (a) Draw the implementation of this system as a block diagram in direct form. (12) Give the implementation as a block diagram in transposed direct form. p-5.5 Consider a system defined by (a) Suppose that the input x[n] is nonzero only for 0
(a) Make a plot of stint (b) We can use the unit-step sequence to represent other sequences that are zero fora
(c) The L-point running avenge is defined as For the input sequence x[nI = (0.5)”u[n), compute the numerical value of yin) over the index range -5 0. In doing so, you may have use for the formula: P-5.7 Answer the following questions about the time-domain response of FIR digital filters: When tested with an input signal that is an impulse, x[nl = Sin), the observed output from the filter is the signal h[n) shown in Fig. P-5.7. Determine the filter coefficients (h) of the difference equation for the FIR filter.
P-5.8 If the filter coefficients of an FIR system are (141 = 113. -13, 13) and the input signal is determine the output signal yin] for all n. Give your answer a 2 • either a plot or a formula. P-5.9 For each of the following systems. determine whether or not the system is ( I) linear, (2) time-invariant, and (3) causal. P-5.10 Suppose that S is a linear, time-invariant system whose exact form is unknown. It is tested by running some inputs into the system, and then observing the output signals. Suppose that the following input-output pairs are the result of the tests: (a) Make a plot of the signal: (b) Use linearity and time invariance to find the output of the system when the input is P-5.11 A linear time-invariant system has impulse response
kin) = 38ln) – 28[n – 1] + 4Sin – 21+ Sin -4] (a) Draw the implementation of this system as a block diagram in direct form. (b) Give the implementation as a block diagram in transposed direct form. P-512 For a particular LTI system, when the input is the unit step, xi [n] = u[n), the corresponding output is Determine the output when the input to the LTI system is .x.2[n] = 3u[nI – 2u[n – 4]. Give your answer as a formula expressing y2[11] in terms of known sequences, or give a list of values for -co
P-5.13 For the FIR filter yin) = x[n)- ax[n – determine the output signal for two similar cases. (a) The input signal is x[n) = a” urn). (b) The input signal is x[n] = a” (u[n] – u[n – 10)).
P-5.14 One form of the deconvolution process starts with the output signal and the filter's impulse response, from which it should be possible to find the input signal. (a) If the output of an FIR filter with h[n] = Sin -2] is determine the input signal. x[n). (b) If the output of a first-difference FIR filter is determine the input signal, x[n]. (c) If the output of a 4-point avenger is determine the input signal, x[n]. p-5.15 Another form of the deconvolution process starts with the output signal and the input signal, from which it should be possible to find the impulse response. (a) If the input signal is x[n] = urn], find the FIR filter that will produce the output Aid= u[n – 11. (b) If the input signal is x[n] = u[n], find the FIR filter that will produce the output y[n) = S[n]. (c) If the input signal is x[n) = (1)”u[n1, find the FIR filter that will produce the output y[n] = S[n – 1].
P-5.16 Sometimes it is not possible to solve the deconvolution process for a given input-output pair. For example, prove that there is no FIR filter that can process the input x [a I = 8[n1+Sin – 11 to give the output y[n] =
P-5.17 Suppose that three systems are connected in cascade. In other words. the output of Si is the input to S2, and the output of 82 is the input to S3. The three systems are specified as follows:
Thus x l[n] = Aln). x2In) = yi(n], x3[111= y2[n], and y[n] = y3In]. We wish to determine the equivalent system that is a single operation from thc input x[n] (into St) to the output y[n], which is the output of 83. (a) Determine the impulse response k[n] for each individual subsystem S. (b) Determine the impulse response h[n] of the overall system, i.e., find h[ti] so that ylni = x[nl * h[nI. (c) Write one difference equation that defines the overall system in terms of x[n] and y[n) only.
P-5.18 Consider a system implemented by the follow-ing MAThAn program: The overall system from input xx to output yy is an LT1 system composed of three un systems. (a) Draw a block diagram of the system that is implemented by the program given above. Be sure to indicate the impulse responses and difference equations of each of the component systems. (b) The overall system is an LTI system. What is its impulse response, and what is the difference equation that is satisfied by the input x[nI and the output y[n]?
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1 Bob S Lawn Mowing Service Is A Profit Maximizing Competitive Firm Bob Mows Lawns F 2421014
/in Uncategorized /by developer1. Bob’s lawn-mowing service is a profit-maximizing, competitive firm. Bob mows lawns for $27 each. His total cost each day is $280, of which $30 is a fixed cost. He mows 10 lawns a day. What can you say about Bob’s short-run decision regarding shutdown and his long-run decision regarding exit?
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1 Briefly Contrast The Static And Dynamic Views Of Monopoly And The Policies Appropr 1588830
/in Uncategorized /by developer1 Briefly contrast the static and dynamic views of monopoly and the policies appropriate for each.
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1 Burns Boats Wants To Assemble 50 Boats Per Eight Hour Day Using A Production Line 3300725
/in Uncategorized /by developer1. Burns Boats wants to assemble 50 boats per eight-hour day, using a production line. Total task time for each boat is 45 minutes.
a. (*) What is the takt time? What is the theoretical minimum number of workstations needed?
b. (**) Suppose the longest individual task takes four minutes. Will Burns be able to accomplish its goal? Justify your answer.
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1 Briefly Describe How Exceptions And Interrupts Are Handled In Chorus And Tell Why 2620565
/in Uncategorized /by developer1. Briefly describe how exceptions and interrupts are handled in Chorus, and tell why they are handled differently.
2. Chorus supports both semaphores and mutexes. Is this strictly necessary? Would it not be sufficient to support only semaphores?
3. What is the function of a mapper? 9. Briefly describe what
and MpPushOut are used for.
4. Chorus supports both RPC and an asynchronous send. What is the essential difference between these two?
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1 Buying Mode Which Requires Additional Participants At Buyers And Suppliers End Is 2846929
/in Uncategorized /by developer1.Buying mode which requires additional participants at buyers and suppliers end is best classified as A. modified buyers B.modified task C.modified rebuy D.modified buy 2. Markets which include buying from manufacturers rather than intermediaries is classified as A. relative buyers B.price sensitive buyers C.business markets D.consumer markets 3. In modified rebuy, suppliers that see opportunities to expand business are classified as A. in-suppliers B.out-suppliers C.modified suppliers D.new suppliers 4. In new-task buying mode, business buyer makes the A. new decisions B.modified purchases C.fewest decision D.most of the decision 5. When customers are given with perspective that allows company to put its best services forward are classified as A. framing B.outsourcing C.off shoring D.selling
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1 But Why Transmission Line Models The Parameters Of A 20m Transmission Line Operati 3297925
/in Uncategorized /by developer1) But Why (transmission line) Models? The parameters of a 20m transmission line operating at f 95.5 MHz are L 0.4 G 80 and R -20 2 a) What model should you use for this problem? (lumped element or distributed element) Why? Feel free to use the answers to part c) for justification b) Can you use the Low-loss Approximation for this question? Why or why not? b) Find ?, a, ß, ?, and Zo, make sure you state the definition of these terms c) After traveling 20m down the line by what percentage is the amplitude reduced? By how many degrees is the phase shifted? d) Does this meet Heaviside’s Condition? What does this mean?
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1 By Making The Substitution K N In 5 22 Show That Y N Can Also Be Expressed In The 2297870
/in Uncategorized /by developer1. By making the substitution k = n –
in (5.22), show that y[n] can also be expressed in the same form as (5.10),
2. Determine the impulse response h[n] of the 51-point causal running avenger and determine the impulse response
for the 51-point centralized running avenger.
P-5.1 If the impulse response h[tt I of an FIR filter is h[n] = S[n – I] – 281n – 41 write the difference equation for the FIR filter. P-5.2 Evaluate the “running” avenge for the unit-step input signal, i.e., (a) Make a plot of uln] before working out the answer for yin I. (b) Now compute the numerical values of yin] over the time interval -5 0.
P-5.3 A linear time-invariant system is described by the difference equation (a) When the input to this system is Compute the values of An], over the index range 0
(b) For the previous part. plot both x[n] and yin I. (c) Determine the response of this system to a unit impulse input; i.e., find the output y[n J = h[n] when the input is x [n] = S[n I. Plot WI as a function of n.
P-5.4 A linear time-invariant system is described by the difference equation (a) Draw the implementation of this system as a block diagram in direct form. (12) Give the implementation as a block diagram in transposed direct form. p-5.5 Consider a system defined by (a) Suppose that the input x[n] is nonzero only for 0
(a) Make a plot of stint (b) We can use the unit-step sequence to represent other sequences that are zero fora
(c) The L-point running avenge is defined as For the input sequence x[nI = (0.5)”u[n), compute the numerical value of yin) over the index range -5 0. In doing so, you may have use for the formula: P-5.7 Answer the following questions about the time-domain response of FIR digital filters: When tested with an input signal that is an impulse, x[nl = Sin), the observed output from the filter is the signal h[n) shown in Fig. P-5.7. Determine the filter coefficients (h) of the difference equation for the FIR filter.
P-5.8 If the filter coefficients of an FIR system are (141 = 113. -13, 13) and the input signal is determine the output signal yin] for all n. Give your answer a 2 • either a plot or a formula. P-5.9 For each of the following systems. determine whether or not the system is ( I) linear, (2) time-invariant, and (3) causal. P-5.10 Suppose that S is a linear, time-invariant system whose exact form is unknown. It is tested by running some inputs into the system, and then observing the output signals. Suppose that the following input-output pairs are the result of the tests: (a) Make a plot of the signal: (b) Use linearity and time invariance to find the output of the system when the input is P-5.11 A linear time-invariant system has impulse response
kin) = 38ln) – 28[n – 1] + 4Sin – 21+ Sin -4] (a) Draw the implementation of this system as a block diagram in direct form. (b) Give the implementation as a block diagram in transposed direct form. P-512 For a particular LTI system, when the input is the unit step, xi [n] = u[n), the corresponding output is Determine the output when the input to the LTI system is .x.2[n] = 3u[nI – 2u[n – 4]. Give your answer as a formula expressing y2[11] in terms of known sequences, or give a list of values for -co
P-5.13 For the FIR filter yin) = x[n)- ax[n – determine the output signal for two similar cases. (a) The input signal is x[n) = a” urn). (b) The input signal is x[n] = a” (u[n] – u[n – 10)).
P-5.14 One form of the deconvolution process starts with the output signal and the filter's impulse response, from which it should be possible to find the input signal. (a) If the output of an FIR filter with h[n] = Sin -2] is determine the input signal. x[n). (b) If the output of a first-difference FIR filter is determine the input signal, x[n]. (c) If the output of a 4-point avenger is determine the input signal, x[n]. p-5.15 Another form of the deconvolution process starts with the output signal and the input signal, from which it should be possible to find the impulse response. (a) If the input signal is x[n] = urn], find the FIR filter that will produce the output Aid= u[n – 11. (b) If the input signal is x[n] = u[n], find the FIR filter that will produce the output y[n) = S[n]. (c) If the input signal is x[n) = (1)”u[n1, find the FIR filter that will produce the output y[n] = S[n – 1].
P-5.16 Sometimes it is not possible to solve the deconvolution process for a given input-output pair. For example, prove that there is no FIR filter that can process the input x [a I = 8[n1+Sin – 11 to give the output y[n] =
P-5.17 Suppose that three systems are connected in cascade. In other words. the output of Si is the input to S2, and the output of 82 is the input to S3. The three systems are specified as follows:
Thus x l[n] = Aln). x2In) = yi(n], x3[111= y2[n], and y[n] = y3In]. We wish to determine the equivalent system that is a single operation from thc input x[n] (into St) to the output y[n], which is the output of 83. (a) Determine the impulse response k[n] for each individual subsystem S. (b) Determine the impulse response h[n] of the overall system, i.e., find h[ti] so that ylni = x[nl * h[nI. (c) Write one difference equation that defines the overall system in terms of x[n] and y[n) only.
P-5.18 Consider a system implemented by the follow-ing MAThAn program: The overall system from input xx to output yy is an LT1 system composed of three un systems. (a) Draw a block diagram of the system that is implemented by the program given above. Be sure to indicate the impulse responses and difference equations of each of the component systems. (b) The overall system is an LTI system. What is its impulse response, and what is the difference equation that is satisfied by the input x[nI and the output y[n]?
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1 Buying Situation In Which Suppliers Make Effort To Maintain Quality Of Materials I 2846930
/in Uncategorized /by developer1.Buying situation in which suppliers make effort to maintain quality of materials is classified as A.straight rebuy B.turned rebuy C.new buy D.purpose buying 2. Individuals or groups that influence buying decision and provide information of alternatives are classified as A. users B.influencers C.deciders D.initiators 3. Buying situation in which purchases are ordered from suppliers on an approved list is classified as A. modified task B.straight rebuy C.new task D.modified rebuy 4. Individuals who use products and initiate defining product requirements are classified as A. users B.influencers C.deciders D.initiators 5. Market which consists large number of buyers of product that are supplied, rented or sold to others is classified as A. consumer market B.business market C.organization market D.large markets
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1 Calculate The Altman Z Score For Ford And Toyota What Inferences Do You Draw From 1767316
/in Uncategorized /by developer1. Calculate the Altman Z-score for Ford and Toyota. Whatinferences do youdraw from thesevalues? Whatinferences do youdraw fromcomparing thevalues across thetwocompanies? (You mayassume that the market value of equity forFordandToyota, respectively as of their 2012 fiscal year ends, is $38 billion and $110 billion.)
2. What do you predict would happen ifFord’s auditors issued a going-concern audit opinion? How would suppliers react? How would debt holders react?
3. Why might an audit firm be hesitant to issue a going-concern opinion?
4. What would happen to an audit firm if it did NOT issue a going-concern opinion and the company goes bankrupt in the following year?
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1 Calculate Gmroi And Inventory Turnover Given Annual Sales Of 20 000 Average Invent 2766671
/in Uncategorized /by developer1)Calculate GMROI and inventory turnover given annual sales of $20,000, average inventory (at cost) of $4,000 and a gross margin of 45%. (1point) 2)Using the following information, calculate additions to stock: (1 point) Sales$26,000 EOM stock$100,000 BOM stock$88,000 3)Using the following information, calculate the average BOM stock-to-sales ratio for a six-month merchandise budget plan: ( 2 points). GMROI 130% Gross Margin 46% 4)Today is July 19. Buyers at two different stores are attempting to assess current open-to-buy given the following information: Store A: Actual BOM stock$50,000 Monthly additions actual$25,000 Merchandise on order to be delivered$10,000 Planned monthly sales Planned reductions$30,000 $5,000 Planned EOM stock$65,000 Store B: Actual BOM stock$75,000 Monthly additions actual$30,000 Merchandise on order to be delivered$12,000 Planned monthly sales Planned reductions$40,000 $6,000 Planned EOM stock$75,000 What is the open-to-buy on July 19? What does this number mean to you for each store? (2 points). 5)What is the order point and how many units should be reordered if a food retailer has an item with a 7-day lead-time, 10-day review time, and daily demand of 8 units? Say 70 units are on hand and the retailer must maintain a backup stock of 20 units to maintain a 98 percent service level? (1 point). 6)A retailer is expecting a good month and is adjusting the sales forecast upward by $750. Using the following information, calculate the March open-to-buy: ( 1 point). Planned purchases (March)$32,000 Monthly additions actual21,000 Merchandise on order (March)8,000 Open-to-buy unused (February)2,000 7)The Sports Shop has beginning inventory of $12,000 and planned ending inventory of $13,400. Planned sales for the period are $5,800. Calculate the open-to-buy for the month. (1 pont). 8)What is the reorder point, and how many units should be reordered if a retailer has an item that has a lead time of 10 days, a review time of 15 days, daily demand of 18 units, and there are 82 units on hand and the retailer must maintain a backup stock of 27 units to maintain a 95% service level? (1 point).
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