| |
| |
1. |
Which number describes the spread of a set of data? |
| |
|
A. |
median |
B. |
mean |
| |
|
C. |
range |
D. |
mode |
| |
|
Hint |
|
| |
2. |
Which number(s) describe(s) the average number in a set of data? |
| |
|
A. |
both mean and median |
B. |
mean |
| |
|
C. |
median |
D. |
neither |
| |
|
Hint |
|
| |
3. |
Which of the following data would best be described by mode? |
| |
|
A. |
Typical family income per year in Montana |
B. |
Average age of people who buy a summer pool pass |
| |
|
C. |
Most common favorite number of the set of favorite numbers of people in the United States |
D. |
Average price of cars made in 1999 |
| |
|
Hint |
|
| |
4. |
What are the mean, median, and mode of the temperature data 92°, 51°, 60°, 51°, 66°, 82°, respectively? |
| |
|
A. |
66°, 51°, 60° |
B. |
67°, 62°, 51° |
| |
|
C. |
67°, 63°, 51° |
D. |
66°, 63°, 61° |
| |
|
Hint |
|
| |
5. |
Which of the following numbers is the range of the data set {125, 156, 190, 135, 105, 115, 155}? |
| |
|
A. |
95 |
B. |
75 |
| |
|
C. |
85 |
D. |
135 |
| |
|
Hint |
|
|
|