The data in the Problem 7 worksheet of the “ Data” below provides a particular q

Question

The data in the Problem 7 worksheet of the “ Data” below provides a particular quality characteristic from a random sample of a product run. The desired standard deviation is 5.

a. Prove if the standard deviation is greater than the desired level (95% confidence).

b. What is the observed significance level?

37.38027 37.54312 41.26789 35.65297 52.43548 44.50937 52.64476 36.10478 46.51746 37.6997 49.32191 47.52345 35.91223 51.1991 49.94096 45.00156 41.87105 49.12475 40.18992 36.09986 36.58362 47.9869 51.20524 47.26599 45.23754 49.24286 49.23206 40.09597 47.57047 39.54099 43.3951 35.08718 38.20034 50.84524 47.25678 36.0775 42.99573 36.17187 41.0421 46.63139 50.56475 51.72406 43.30431 49.79724 51.78481 49.9013 47.89966 40.53913 49.8185 43.98187

Explanation / Answer

the standard deviation is:

5.632809892

The desired standard deviation is :5.

so that standard deviation is greater than the desired level

5.632809892

The desired standard deviation is :5.

so that standard deviation is greater than the desired level

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