Probability Review
Mathematics
9th - 12th Grade
Used 15+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A multiple choice question on a stats quiz has possible correct answers of a, b, c, d, e. What is the probability that "false" is the correct answer?
.2
2%
0
1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A weather reporter stated that there are 3 chances in 10 of rain today. What is the probability of no rain today?
.3
3%
50%
.7
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a day of the week is selected, what is the probability that it is a day containing the letter y?
0
1%
1
.1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Based on a Harris poll, 20% of adults smoke. If two adults are randomly selected, what is the chance that they both smoke?
.04
40%
.025
.4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Estimate the probability that a randomly selected prime-time television show will be interrupted with a news bulletin.
.1
.0001
1%
.5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If 1 of the 839 challenges is randomly selected, find the probability of getting a challenge that was rejected.
713/839
512/839
126/839
327/839
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If 1 of the 839 challenges is randomly selected, find the probability of getting a challenge that was made by a male player or was rejected.
.850
.610
.150
.360
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