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An English Instructor Gave a Final Exam and Found a Mean

Question 70

Multiple Choice

An English instructor gave a final exam and found a mean score of 69 points and a standard deviation of 5.8 points.Assume that a Normal model can be applied.Draw and label the Normal model for the exam scores.Then find the interval for the central 68% of the scores.


A)
An English instructor gave a final exam and found a mean score of 69 points and a standard deviation of 5.8 points.Assume that a Normal model can be applied.Draw and label the Normal model for the exam scores.Then find the interval for the central 68% of the scores. A)    ;57.4 to 80.6 points B)    ;63.2 to 74.8 points C)    ;63.2 to 74.8 points D)    ;57.4 to 69 points E)    ;69 to 80.6 points
;57.4 to 80.6 points
B)
An English instructor gave a final exam and found a mean score of 69 points and a standard deviation of 5.8 points.Assume that a Normal model can be applied.Draw and label the Normal model for the exam scores.Then find the interval for the central 68% of the scores. A)    ;57.4 to 80.6 points B)    ;63.2 to 74.8 points C)    ;63.2 to 74.8 points D)    ;57.4 to 69 points E)    ;69 to 80.6 points
;63.2 to 74.8 points
C)
An English instructor gave a final exam and found a mean score of 69 points and a standard deviation of 5.8 points.Assume that a Normal model can be applied.Draw and label the Normal model for the exam scores.Then find the interval for the central 68% of the scores. A)    ;57.4 to 80.6 points B)    ;63.2 to 74.8 points C)    ;63.2 to 74.8 points D)    ;57.4 to 69 points E)    ;69 to 80.6 points
;63.2 to 74.8 points
D)
An English instructor gave a final exam and found a mean score of 69 points and a standard deviation of 5.8 points.Assume that a Normal model can be applied.Draw and label the Normal model for the exam scores.Then find the interval for the central 68% of the scores. A)    ;57.4 to 80.6 points B)    ;63.2 to 74.8 points C)    ;63.2 to 74.8 points D)    ;57.4 to 69 points E)    ;69 to 80.6 points
;57.4 to 69 points
E)
An English instructor gave a final exam and found a mean score of 69 points and a standard deviation of 5.8 points.Assume that a Normal model can be applied.Draw and label the Normal model for the exam scores.Then find the interval for the central 68% of the scores. A)    ;57.4 to 80.6 points B)    ;63.2 to 74.8 points C)    ;63.2 to 74.8 points D)    ;57.4 to 69 points E)    ;69 to 80.6 points
;69 to 80.6 points

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