Question
After extensive research examining 10,000 calls from customers on a typical 12-hour day at C&A technical support center, the analyst uses the following table to
After extensive research examining 10,000 calls from customers on a typical 12-hour day at C&A technical support center, the analyst uses the following table to summarize the frequency distribution of calls:
Hours of the Day Frequency
8 AM to 11 AM 254
11:01 AM to 2 PM 3080
2:01 PM to 5 PM 2541
5:01 PM to 8 PM 4125
What is the probability that a randomly selected call is placed before 2:01 PM?
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Linear Algebra With Applications
Authors: Gareth Williams
7th Edition
0763790923, 9780763790929
