Author Question: Let z1 be a z score that is unknown but identifiable by position and area. If the area to the right ... (Read 87 times)

jman1234 · **on:** Jun 24, 2018

Let z1 be a z score that is unknown but identifiable by position and area. If the area to the right of z1 is 0.8413, then the value of z1 must be:
a. 1.00.
b. -1.00.
c. 0.00.
d. 0.41.
e. -0.41.

Question 2

Using the standard normal table, the total area between z = -0.75 and z = 1.21 is:
a. 0.2734
b. 0.3869
c. 0.3397
d. 0.2266
e. 0.6603