Consider the following data from two independent groups:
Liberals: 2, 1, 3, 2
Conservatives: 4, 3, 3, 5, 2, 4
a. Calculate
s²for each group
b. Calculate df
x, df
y
and df
total
c. Determine the critical values for t, assuming a two tailed test with a p level of 0.05.
d. Calculate pooled variance,
s²pooled
e. Calculate the variance version of standard error for each group.
f. Calculate the variance and the standard deviation of the distribution of difference between means.
g. Calculate the t statistic
h. Calculate the 95 confidence interval
i. Calculate Cohen’s d.Copy and paste your question here...