1. It is one of the measures of central tendency that is also known as arithmetic mean.
a. frequency
b. mode
c. mean
d. median
2. It is the middle entry or term in a set of data arrange in either increasing or decreasing order.
a. median
b. mode
c. mean
d. frequency
3. It is the value that occurs most frequently in a set of data.
a. mean
b. mode
c. median
d. frequency
4. What do you call the difference between the upper boundary and the lower boundary?
a. class interval
b. midpoint
c. upper limit
d. lower limit
5. It is obtained by taking half the sum of the lower and upper class limit.
a. upper boundary
b. class interval
c. upper limit
d. class mark
6. The formula for range is
a. R=L-H
b. R=R/H
c. R=RxH
d. R=H-L
7. In a given class interval 25-29 what is the midpoint?
a. 25
b. 26
c. 27
d. 29
8. What is the lower boundary of the class interval 45-49?
a. 44.6
b. 44.5
c. 45.5
d. 45.7
9. What is the higher boundary of the class interval 45-49?
a. 49.5
b. 48.5
c. 50.5
d. 51.5