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College Algebra
College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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What is the answer for second question line b not a The last question line b
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 O C 321 36 267 233 121 Order Accurate Order Not Accurate 53 38 14 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 0.7566 The events (Do not round until the final answer. Round to four decimal places as needed.) are independent. b. Assume that the selections are made without replacement. Are the events independent? The probability is The events independent. are (Do not round until the final answer. Round to four decimal places as needed.)
Transcribed Image Text: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 O C 321 36 267 233 121 Order Accurate Order Not Accurate 53 38 14 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 0.7566 The events (Do not round until the final answer. Round to four decimal places as needed.) are independent. b. Assume that the selections are made without replacement. Are the events independent? The probability is The events independent. are (Do not round until the final answer. Round to four decimal places as needed.)
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