Is this a probability distribution?
Probability Distributions Slides

Quiz
•
Mathematics
•
11th Grade
•
Hard
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
No, the sum of p(x) does not equal 1.
Yes, all p(x) are between 0 and 1.
No, all p(x) are not between 0 and 1.
Yes, the sum p(x) is 1.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The American Red Cross says that about 11% of the U.S. population has Type B blood. A blood drive is being held at your school. What is the probability that at least 2 of the first 10 blood donors has Type B blood?
0.088
0.697
0.214
0.303
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the mean of a binomial distribution with n=50 and p=0.4
50
4
20
10
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the standard deviation of a binomial distribution with n=50 and p=0.4 (Round to the nearest tenth)
4.2
3.5
12.0
6.2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
The following table represents the probability distribution X, the employment status of adults in a city.
What is the probability that the adults isn't retired?
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