Mean and Standard Deviation of Allowance in Tennessee
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A nine year old gets 3.65 for allowance. Sample of 45 9 year olds in Tennessee revealed mean allowance 3.69 with a standard dev. of .24 . At .05 significance is there a difference mean allowance in Alabama for 9 year olds.
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Solution Summary
The mean and standard deviation of allowance in Tennessee are discussed.
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M = 3.65
N = 9
Sample mean is X = 3.69
SD = .24
Ho: M = 3.65
Ha: M ≠ 3.65
This is a two-tailed t test with significance level ...
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