The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Monday. The frequency table below summarizes the results. If we randomly select one of the customers represented in the table, what is the probability that the waiting time is at least 12 minutes or between 8 and 15 minutes? Round to three decimal places as needed. Waiting Time (minutes) Number of Customers 0-3 9 4-7 10 8-11 12 12-15 16-19 20-23 02442 A. 0.727 B. 0.093 C. 0.651 OD. 0.558

FINANCIAL ACCOUNTING
10th Edition
ISBN:9781259964947
Author:Libby
Publisher:Libby
Chapter1: Financial Statements And Business Decisions
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The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours
one Monday. The frequency table below summarizes the results. If we randomly select one of the customers
represented in the table, what is the probability that the waiting time is at least 12 minutes or between 8 and 15 minutes?
Round to three decimal places as needed.
Waiting
Time (minutes)
Number of
Customers
0-3
9
4-7
10
8-11
12
12-15
16-19
20-23
02442
A. 0.727
B. 0.093
C. 0.651
OD. 0.558
Transcribed Image Text:The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Monday. The frequency table below summarizes the results. If we randomly select one of the customers represented in the table, what is the probability that the waiting time is at least 12 minutes or between 8 and 15 minutes? Round to three decimal places as needed. Waiting Time (minutes) Number of Customers 0-3 9 4-7 10 8-11 12 12-15 16-19 20-23 02442 A. 0.727 B. 0.093 C. 0.651 OD. 0.558
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