Using a normal curve table, the percentage of scores between a Z ...

[urbanoutfitters]

Using a normal curve table, the percentage of scores between a Z score of 1.29 and a Z score of 1.49 is
 
  A) 0.54
  B) 3.04
  C) 7.49
  D) 83.34

Question 2

If the unbiased estimate of the population's variance is 15, the variance of the distribution of means is
 
  A) 15/20 = 0.75
  B) 15/19 = 0.79
  C) 152/20 = 11.25
  D) 152/19 = 11.84

[leannegxo]

Answer to Question 1

B

Answer to Question 2

A

[urbanoutfitters]

Thanks for the timely response, appreciate it

[jamesnevil303]

TYSM