For the data in Exercise 11, compute the sample mean (a) directly from the data (b) from

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For the data in Exercise 11, compute the sample mean

(a) directly from the data

(b) from the grouped frequency distribution with i = .0625

(c) from the grouped frequency distribution with i = .1250.

Explain any differences in your three answers.

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Statistics Probability Inference And Decision

ISBN: 9780030778056

1st Edition

Authors: Robert L. Winkler, William L. Hays

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