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A professor has kept track of test scores for students who have attended every class and...

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Basic Math

A professor has kept track of test scores for students who haveattended every class and for students who have missed one or moreclasses. below are scores collected so far.

perfect: 80,86,85,84,81,92,77,87,82,90,79,82,72,88,82

missed 1+:61,80,65,64,74,78,62,73,58,72,67,71,70,71,66

1. Evaluate the assumptions of normality andhomoscedasticity

2. conduct a statistical test to assess if exam scores aredifferent between perfect attenders and those who have missedclass

3. What is the meaning of the 95% confidence interval given fromthe R code. What does the 95% CI explain compared to the hypothesistest and how does the 95% CI relate to the test statistic and pvalue

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