Calculate pearsons correlation coefficient

Assignment Help Advanced Statistics

Reference no: EM132103347

Question 1

1.1 A discrete random variable can be described by the binomial distribution if it satisfies four conditions. State these conditions

1.2 A section committee consisting of 10 members is to be formed from a group of 20 employees at a firm. Of the 20 employees, twelve are female. Calculate the probability that at most B committee member will be female.

1.3 State four properties of the normal distribution function

1.4 The mean monthly salary of the employees of a local salary is R.4500. Assuming that the salaries are approximately normally distributed with a standard devotion of 6500, approximately what percentage of these workers earn monthly salaries in access of 6000?

Question 2

x- values ; 2,6,11,13,15

y- values ; 12, 8, 7,4 2

5.1) draw a scatter diagram depicting the data.

5.2) calculate Pearson''s correlation coefficient.

5.3) Determine the linear regression equation.

Reference no: EM132103347

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