| |
| |
1. |
The heights in inches of 10 senior boys are 64, 65, 66, 68, 71, 72, 73, 73, 73, and 74. Find the mean of the heights. |
| |
|
A. |
69.9 in. |
B. |
69.8 in. |
| |
|
C. |
70.0 in. |
D. |
69.7 in. |
| |
|
Hint |
|
| |
2. |
The heights in inches of 10 senior boys are 64, 65, 66, 68, 71, 72, 73, 73, 73, and 74. What is the median height? |
| |
|
A. |
71.5 in. |
B. |
72.0 in. |
| |
|
C. |
69.9 in. |
D. |
71.0 in. |
| |
|
Hint |
|
| |
3. |
Find the median of –11.1, -10.9, -11 , -11 , -10 , -10.5, -11.25. |
| |
|
A. |
-11.1 |
B. |
-10.5 |
| |
|
C. |
-11 |
D. |
-10.9 |
| |
|
Hint |
|
| |
4. |
Which measure of central tendency is most representative of the data?
1, 3, 17, 20, 4, 3, 18, 1, 2, 19 |
| |
|
A. |
mode |
B. |
median |
| |
|
C. |
range |
D. |
mean |
| |
|
Hint |
|
| |
5. |
Which measures of central tendency are representative of the data?
15, 10, 13, 20, 152, 18, 8, 5, 13 |
| |
|
A. |
mean, median , and mode |
B. |
median and mode |
| |
|
C. |
mean and mode |
D. |
mean and median |
| |
|
Hint |
|
|
|