MGMT 305
07:17:01
1.
A probability distribution showing the probability of x successes in n trials, where the
probability of success does not change from trial to trial, is termed a
a.
uniform probability distribution
b.
binomial probability distribution
c.
hypergeometric probability distribution
d.
normal probability distribution
2.
A measure of the average value of a random variable is called a(n)
a.
variance
b.
standard deviation
c.
expected value
d.
coefficient of variation
3.
For the standard normal probability distribution, the area to the left of the mean is
a.
0.5
b.
0.5
c.
any value between 0 to 1
d.
1
4.
Which of the following is
not
a characteristic of the normal probability
distribution?
a.
The mean, median, and the mode are equal
b.
The mean of the distribution can be negative, zero, or positive
c.
The distribution is symmetrical
d.
The standard deviation must be 1
5.
The following information was collected from a simple random
sample of
4
test
scores on a statistics examination.
75
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
This is the end of the preview.
Sign up
to
access the rest of the document.
 Spring '08
 Priya
 Normal Distribution, Standard Deviation, Probability distribution, Probability theory, $80, $440

Click to edit the document details