deviation of 12.3 grams. If the quality control supervisor claims that the mean weight is 200 grams, would you agree with him?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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2. A random sample of 25 jars of instant coffee has a mean weight of 195.75 grams with a standard
deviation of 12.3 grams. If the quality control supervisor claims that the mean weight is 200 grams,
would you agree with him?
Use 0.05 level of significance
I. State the Null and Alternative Hypotheses
IV. Compute for the computed value
Given:
II. Choose the appropriate statistical test
III. Determine the Level of Significance and the
VI. Make the Decision and Conclusion
Critical Value
Transcribed Image Text:Show complete solution 2. A random sample of 25 jars of instant coffee has a mean weight of 195.75 grams with a standard deviation of 12.3 grams. If the quality control supervisor claims that the mean weight is 200 grams, would you agree with him? Use 0.05 level of significance I. State the Null and Alternative Hypotheses IV. Compute for the computed value Given: II. Choose the appropriate statistical test III. Determine the Level of Significance and the VI. Make the Decision and Conclusion Critical Value
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