An educator believes that a new activity brought into the class will aid in the

Question

An educator believes that a new activity brought into the class will aid in the students’ understanding of the subject matter. A control class of 23 students used the same curriculum. An experimental class of 21 students were introduced to the activity. At the end of an 8-week period, they both wrote a test and the scores are summarized below

Assuming Normality and equal variance, what is a 90% confidence interval for the difference in means?

I'm tyring to find the t* need help finding it.

Explanation / Answer

An educator believes that a new activity brought into the class will aid in the

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