Consider a standard normal random variable z. a. Find P(0 z ...

[Sportsfan2111]

Consider a standard normal random variable z.
  a. Find P(0  z  1.28).
  b. Find P(-.11  z  2.54).
  c. Find P(z  -1.83).
 
  What will be an ideal response?

Question 2

In a sample of 18 students at East High School the following number of days of absences were recorded for the previous semester: 4, 3, 1, 0, 4, 2, 3, 0, 1, 2, 3, 0, 4, 1, 1, 5, 1, 1.
  Find the mean, median, and mode.
 
  What will be an ideal response?

[Christopher]

Answer to Question 1

a. .3997
b. .5383
c. .0336

Answer to Question 2

mean = 2, median = 1.5, mode = 1

[Sportsfan2111]

TYSM

[ashely1112]

Thanks for the timely response, appreciate it