### Computation for hypothesis test

Assignment Help Basic Statistics
##### Reference no: EM13108889

Make calculations below ( a-e ) based on the following data: Liberals: 2, 1, 3, 2 Conservatives: 4, 3, 3, 5, 2, 4

Liberals' Variance: 1.66667

Conservatives' Variance: 1.1

Liberals: 2, 1, 3, 2 :

Total numbers: 4

Mean: 2.5

Standard deviation. 1.29099

Variance (of SD): 1.66667

Population SD: 1.22803

Variance of population SD: 1.25

Conservatives: 4, 3, 3, 5, 2, 4

Total numbers: 6

Mean: 3.5

Standard deviation: 1.04881

Variance (of SD): 1.1

Population SD: 0.95743

Variance of population SD: 0.91667

a. Assuming these data are from two independent groups, calculate dfX, dfY, and dftotal for the data above

a. Determine the critical values for t based on the df you calculated for the question above, assuming a two-tailed test with a p level of 0.05.

b. Calculate the variance version of standard error for each sample above: for the Liberals (2, 1, 3, 2) and then for the Conservatives (4, 3, 3, 5, 2, 4).

c. Calculate the 95% confidence interval for the data above.

d. Calculate the effect size using Cohen's d for the data

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