After taking the first exam, 15 of the students dropped the ...

[tfester]

After taking the first exam, 15 of the students dropped the class.
 
  A) Statistic B) Parameter

Question 2

The numerator of the Pearson r is the .
 
  a. product of the sums of squares for the X and Y values
  b. square root of the sum of squares for X plus the sum of squares for Y
  c. sum of the cross products of X and Y divided by N
  d. cross products of X and Y

[Swizqar]

Answer to Question 1

B

Answer to Question 2

D

[tfester]

Thanks for the timely response, appreciate it

[xiaomengxian]

Great answer, keep it coming