Question

In: Statistics and Probability

sampled 23 students in total: 10 from Cerritos College (M = 5.12, SD = 1.76) and...

sampled 23 students in total: 10 from Cerritos College (M = 5.12, SD = 1.76) and 13 from Long Beach City College (M = 4.17, SD = 1.09).

What is the pooled sample variance for this test?

What is the standard error of the difference between means for this test?

What is the obtained t-value for this test?

What are your null and alternative hypotheses for this test?

What are your total degrees of freedom for this test?

What is the critical t-value for your test?

Based on your results, would you retain or reject the null hypothesis?

Calculate eta-squared for this data set

Calculate Cohen's d for this data set.

Solutions

Expert Solution

t table as follows:

orchestra answered 1 year ago
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