A standardized test is given to ten people at the beginning of the school year with the

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A standardized test is given to ten people at the beginning of the school year with the results given in Table 2.76 below.

At the end of the year the same people were again tested.

a. What is the average improvement?

b. Does it matter if the means are subtracted, or if the individual values are subtracted?

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Introductory Business Statistics

ISBN: 202318

1st Edition

Authors: Alexander Holmes , Barbara Illowsky , Susan Dean

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Question Posted: May 09, 2024 07:37 AM

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A standardized test is given to ten people at the beginning of the school year with the

Question:

Student Beginning Score Ending Score 1 1100 1120 2 980 1030 3 1200 1208 4 998 1000 5 893 948 6 6 1015 1030 7 1217 1224 00 8 1232 1245 9 967 988 10 988 997 Table 2.76

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Introductory Business Statistics

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