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Average on a standardized academic test

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A teacher wanted to see if his gifted and talented students truly performed better than average on a standardized academic test. Use the data from the x3cell above to represent the teacher's gifted and talented students' scores on the standardized test. The dependent variable was the number of points earned out of twenty possible. The populational mean (μ) is a score of 7.

Testing Format

 x1: True/False

 x2: Multiple Choice

 x3: Essay

Test Scores

 x1 Data

 x2 Data

 x3 Data

9, 4, 5, 8, 4, 6

∑x3 =

(∑x3)2 =

∑x32 =

M3 =

SS3 =

df3 =

s3 =

Would this be a two tailed? Help please!

Reference no: EM132072545

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