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!