Determine the slope of the sample regression line.

Determine the slope of the sample regression line.
 
  A) 3.71
  B) 1.24
  C) 4.60
  D) 3.92

Q. 2

A sample of size n is selected at random from an infinite population. As n increases, which of the following statements is true?
 
  A) The population standard deviation decreases.
  B) The standard error of the sample mean decreases.
  C) The population standard deviation increases.
  D) The standard error of the sample mean increases.

Q. 3

The kurtosis of a distribution can never be negative.
 
  Indicate whether the statement is true or false

Q. 4

Determine the value of mean absolute deviation.
 
  A) 46.57
  B) 19.96
  C) 75.46
  D) 26.56

Q. 5

Find the probability that the number of successes is less than 700.
 
  What will be an ideal response?