List of top Statistics Questions on Descriptive statistics

The following frequency distribution is known as:

Classes	Frequency
0 - 10	3
0 - 20	8
0 - 30	14
0 - 40	20
0 - 50	25

Which can be the median among quartile, decile and percentile?

Which of the following units of measurement does not measure a continuous variable?

The mean GPA for all students in Statistics at a certain college in the odd semester was 2.77. A student with a GPA of 2.0 wants to know her relative standing relation to the mean GPA. A numerical summary that would be useful for this purpose is the: