Direction: Answer the following questions. Encircle the letter of the correct answer.

1. The measure that determines the similarity of difference of data.
A. Equality
B. Similarity
C. Variability
D. Range

2. The simplest measure of variability.
A. Range
B. Average deviation
C. Variance
D. Standard deviation

3. The difference of the upper boundary of the highest class and the lower boundary of the lowest class.
A. Range of ungrouped data
B. Variance of ungrouped data
C. Range of grouped data
D. Variance of grouped data

4. If the mean is not a whole number or terminating decimal, what method is preferrable in finding the variance and standard deviation of grouped data?
A. Raw score
B. Deviation
C. Standard
D. Variable

Husayan nyo yan ah! kasi periodical/summative po yan namin :<<​