Take a simple random sample of 50 students (25 males and 25 females) of MATH

1. Take a simple random sample of 50 students (25 males and 25 females) of MATH,

(a) Obtain a normal probability plot for both.

(b) The mean of both

(d) Decide at 5 % significance level whether there is a difference between the mean of females ACT math score and the mean of males ACT math score.

2. Take a simple random sample of 50 students (25 males and 25 females) of ENGLISH

(a) Obtain a normal probability plot for both.

(b) The mean of both

(d) Decide at 5 % significance level whether there is a difference between the mean of females ACT English score and the mean of Males ACT English score

3. Take a simple random sample of 50 students (25 males and 25 females) of the GPA

at 5% significance level decide if there is a difference between the mean of female GPA and mean of male GPA

4. Take a simple random sample of 25 female students of ENGLISH and MATH at 5% significance level decide if there is a difference between the mean of female ACT English scores and the mean of their ACT math scores.

tween the mean of female GPA and mean of male GPA

5. Take a simple random sample of 25 male students of English and Math at 5% significance level decide if there is a difference between the mean of male ACT English scores and the mean of their ACT math scores.

l> tween the mean of female GPA and mean of male GPA

6. Using HSP as the predictor for GPA

(a) Obtain the regression equation for GPA

(b) Compute coefficient of determination.

Is your answer reasonable? Why or why not.

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Take a simple random sample of 50 students (25 males and 25 females) of MATH

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