Consider the following sample: a. Calculate the mean and standard deviation for this data. b. Determine the

Question:

Consider the following sample:

a. Calculate the mean and standard deviation for this data.

b. Determine the percentage of data values that fall in each of the following intervals:

x̅ ± s, x̅ ± 2s, x̅ ± 3s.

c. Compare these with the percentages that should be expected from a bell-shaped distribution. Does it seem plausible that these data came from a bell-shaped population? Explain.

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Business Statistics A Decision Making Approach

ISBN: 9780133021844

9th Edition

Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry

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Question Posted: Dec 02, 2015 01:43 AM

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Consider the following sample: a. Calculate the mean and standard deviation for this data. b. Determine the

Question:

22 46 25 37 35 84 33 54 80 37 76 34 48 86 4 3 49 45 62 47 72 70 91 5 9 43 56 25 12 65

Step by Step Answer:

a b Therefore are respectively 51 2260 51 22260 51 32260 ie 284 736 58 962 and 168 1...View the full answer

Business Statistics A Decision Making Approach

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