# The grades of Physis with confidence level 99%; significant level at 1%;

**Question description**

My teacher give me homework:

Each person in your class has to do 1 report with 3 sections: confidence Interval; Hypothesis testing; Corelation and Linear regression;

- Group 1: the grades of Maths with confidence level 95%; significant level at 5%;

- Group 2: the grades of Maths with confidence level 99%; significant level at 1%;

physis_scores.rar

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