Author Question: The standard normal distribution is symmetrical about . a. its standard deviation b. its ... (Read 120 times)

nelaaney · **on:** Aug 2, 2018

The standard normal distribution is symmetrical about .

a. its standard deviation
b. its variance
c. the score that corresponds to z = 0.0
d. the value that corresponds to z = + or -1.0

Question 2

Among students at one college are 3806 women and 3022 men. The following table provides relative-frequency distributions for subject major for males and females at the college.

Major Relative frequency Relative frequency
for women for men
Humanities 0.182 0.165
Science 0.291 0.336
Social Science 0.124 0.365
Other 0.124 0.134

A student is selected at random from the college. Determine the probability that the student selected is female given that he or she is a Humanities major.
A) 0.588 B) 0.182 C) 0.101 D) 0.581