Question
The checkout times (in minutes) for 12 randomly selected customers at a large supermarket during the store's busiest time are as follows: 4.8, 8.5, 6.2,
The checkout times (in minutes) for 12 randomly selected customers at a large supermarket during the store's busiest time are as follows: 4.8, 8.5, 6.2, 7.8, 10.7, 9.3, 12.4, 5.8, 9.7, 8.8, 6.7, 13.5
What is the value for the 25% percentile (first quartile) Q1?
What is the value for the 75% percentile (third quartile) Q3?
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Introduction to Probability
Authors: Mark Daniel Ward, Ellen Gundlach
1st edition
716771098, 978-1319060893, 1319060897, 978-0716771098
