MATLAB: An Introduction with Applications
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
329
274
249
124
Order Not Accurate
35
55
31
15
 
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 not
are
disjoint because it
 
is
is not
possible to
 
pick an inaccurate order.
pick an order from Restaurant B, C, or D.
receive an accurate order from Restaurant A.
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