Question: Use the data in the followingtable, which listsdrive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in
Use the data in the followingtable, which listsdrive-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
320
320
272
272
250
250
122
122
Order Not Accurate
32
32
58
58
35
35
11
11
If two orders areselected, find the probability that they are both from Restaurant D.
a. Assume that the selections are made with replacement. Are the eventsindependent?
b. Assume that the selections are made without replacement. Are the eventsindependent?
a. Assume that the selections are made with replacement. Are the eventsindependent?
The probability of getting two orders from Restaurant D is
nothing
. The events
are not
are
independent because choosing the first order
affects
does not affect
the choice of the second order.
(Round to four decimal places asneeded.)
b. Assume that the selections are made without replacement. Are the eventsindependent?
The probability of getting two orders from Restaurant D is
nothing
. The events
are not
are
independent because choosing the first order
does not affect
affects
the choice of the second order.
(Round to four decimal places asneeded.)
Enter your answer in each of the answer boxes.
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