MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Question
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
|
328
|
273
|
240
|
123
|
Order Not Accurate
|
36
|
50
|
34
|
10
|
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.)
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