# Probability And Statistics Midterm Review

20 Questions | Total Attempts: 418  Settings Create your own Quiz • 1.
If I collect data from the entire population, I've performed a__________________
• A.

Sample

• B.

Survey

• C.

Census

• D.

Proportion

• 2.
The following are examples of discrete data (Check all that apply.)
• A.

Number of brown M&Ms in a bag

• B.

Weight of a bag of M&Ms

• C.

Favorite M&M color

• D.

Number of stores that sell M&Ms

• 3.
If you collect data on cars by sampling cars in the nearest parking lot, you have performed a....
• A.

Clustered sample

• B.

Convenience sample

• C.

Stratified sample

• D.

Random sample

• E.

Self-selected sample

• 4.
What are the measures of variation? (Check all that apply.)
• A.

Median

• B.

Range

• C.

Standard deviation

• D.

Z-score

• 5.
Number of ways to roll a seven with two dice.
• 6.
Which of the following measurements are part of a box plot (box and whisker diagram)
• A.

Upper quartile

• B.

Variance

• C.

Mean

• D.

Z-score

• 7.
To find the probability of a single value in a normal distribution, use the following calculator function:
• 8.
This calculation uses the mean and standard deviation to normalize a value.
• A.

Mean

• B.

Z-score

• C.

Permutation

• D.

Combination

• 9.
Phone number is an example of a permutation
• A.

True

• B.

False

• 10.
What is the following calculation?
• 11.
What is the following calculation?
• 12.
What is the following calculation?
• 13.
If you've sellected several schools at random and them sample every car in their parking lots you have performed a...
• A.

Clustered sample

• B.

Convenience sample

• C.

Stratified sample

• D.

Random sample

• E.

Self-selected sample

• 14.
True or false:
• A.

True

• B.

False

• 15.
Votes in an election is what kind of measurement?
• A.

Nominal

• B.

Ordinal

• C.

Interval

• D.

Ratio

• 16.
If the probability of a late arrival is 20%, I can expect 6 late arrivals out of 30 flights
• A.

True

• B.

False

• 17.
In a normally distributed set of data, the probability that a value is within one standard deviatio of the mean is
• A.

50%

• B.

5%

• C.

34%

• D.

68%

• E.

17.5%

• 18.
The median is the preferred measure of center for nominal data
• A.

True

• B.

False

• 19.
The opposite of "at least 10" is
• 20.
In a uniform distribution, the probability any any value is the Back to top
×

Wait!
Here's an interesting quiz for you.