MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Use the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table.
|
Drive-thru Restaurant
|
|||
---|---|---|---|---|
|
A
|
B
|
C
|
D
|
Order Accurate
|
333
|
269
|
232
|
147
|
Order Not Accurate
|
31
|
52
|
37
|
18
|
If two orders are selected, find the probability that they are both from Restaurant D.
a. Assume that the selections are made with replacement. Are the events independent?
b. Assume that the selections are made without replacement. Are the events independent?
a. Assume that the selections are made with replacement. Are the events independent?
The probability of getting two orders from Restaurant D is?
The events
independent because choosing the first order
the choice of the second order.
The events
affects
does not affect
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- Use the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Drive-thru Restaurant , A Order Accurate 321 270 244 135 Order Not Accurate 38 60 31 11 If one order is selected, find the probability of getting an order from Restaurant A or an order that is accurate. Are the events of selecting an order from Restaurant A and selecting an accurate order disjoint events? The probability of getting an order from Restaurant A or an order that is accurate is (Round to three decimal places as needed.)arrow_forwardUse the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. If two orders are selected, find the probability that they are both accurate. Complete parts (a) and (b) below. a. Assume that the selections are made with replacement. Are the events independent? The probability is (Do not round until the final answer. Round to four decimal places as needed.) b. Assume that the selections are made without replacement. Are the events independent? The probability is (Do not round until the final answer. Round to four decimal places as needed.)arrow_forwardUse the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Drive-thru Restaurant A B C D Order Accurate 314314 278278 242242 124124 Order Not Accurate 3131 5959 3737 1010 If one order is selected, find the probability of getting an order from Restaurant A or an order that is accurate. Are the events of selecting an order from Restaurant A and selecting an accurate order disjoint events? The probability of getting an order from Restaurant A or an order that is accurate is nothing. (Round to three decimal places as needed.) Are the events of selecting an order from Restaurant A and selecting an accurate order disjoint events? The events ▼ are are not disjoint because it ▼ is not is possible to ▼ receive an accurate order from Restaurant A. pick an order from Restaurant…arrow_forward
- Use the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Order Accurate Order Not Accurate Drive-thru Restaurant с 233 36 A 335 37 B 260 51 D 126 11 If two orders are selected, find the probability that they are both from Restaurant D. a. Assume that the selections are made with replacement. Are the events independent? b. Assume that the selections are made without replacement. Are the events independent? C a. Assume that the selections are made with replacement. Are the events independent? The events The probability of getting two orders from Restaurant D is probability of the choice of the second order. (Do not round until the final answer. Round to four decimal places as needed.) independent because choosing the first order thearrow_forwardUse the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Drive-thru Restaurant O A D Order Accurate 318 275 245 131 Order Not Accurate 30 57 34 15 If two orders are selected, find the probability that they are both from Restaurant D. a. Assume that the selections are made with replacement. Are the events independent? b. Assume that the selections are made without replacement. Are the events independent? a. Assume that the selections are made with replacement. Are the events independent? The probability of getting two orders from Restaurant D is. The events independent because choosing the first order the probability of the choice of the second order. (Do not round until the final answer. Round to four decimal places as needed.)arrow_forwardUse the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Drive-thru Restaurant A B C D Order Accurate 333 267 249 149 Order Not Accurate 32 52 36 19 If two orders are selected, find the probability that they are both from Restaurant D. a. Assume that the selections are made with replacement. Are the events independent? b. Assume that the selections are made without replacement. Are the events independent?arrow_forward
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