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Probability Review

Mathematics

9th - 12th Grade

Used 15+ times

Probability Review
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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

Media Image

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

Media Image

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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