Write an interpretation about the effectiveness of workshop

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A social worker conducted an 8-week assertiveness training workshop. Afterward, the 14 clients took the Door Manifest Assertiveness Test, which has a national mean of 24.0.

Use the data that follow to construct a 95 percent confidence interval about the sample mean. Write an interpretation about the effectiveness of the workshop.

24 25 31 25 33 29 21
22 23 32 27 29 30 27

Reference no: EM131384135

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