# Measures Of Central Tendency (ME7): Question Preview (ID: 20561)

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**A value or measure obtained from a population.**

a) Statistics

b) Inferential Statistics

c) Parameter

d) Descriptive Statistics

**A graph that uses bars of various heights to represent the frequencies.**

a) Histogram

b) Bar Graph

c) Pie Graph

d) Pareto Graph

**A line graph is a line graph formed by plotting the cumulative frequencies against the class boundaries and connecting all the consecutive points by straight lines.**

a) Pie Graph

b) Bar Graph

c) Pareto Graph

d) Ogive Graph

**It is the center most observation that divides the data.**

a) Mean

b) Median

c) Mode

d) Frequency

**A set of observations into four equal parts.**

a) Quantiles

b) Deciles

c) Quartiles

d) Percentiles

**The following are the ages of the first ten students who enrolled in a certain college. Find the mean. 23, 21, 18, 17, 19, 21, 20, 18, 19, 24.**

a) 21

b) 20

c) 22

d) 19

**Find the median of the following set of observation. 11,11,13,15,16,17,18,18,19,20.**

a) 15

b) 15.5

c) 16.5

d) 17.5

**Find the mode of the set of observation shown. 15, 13, 13, 14, 17, 17, 18, 12, 17.**

a) 17

b) 15

c) 13

d) 14

**All of these are the properties of median, EXPECT.**

a) It is also a unique value in any set of data.

b) It is associated with ordinal data.

c) Its value is not affected by the extreme values.

d) It may not exist.

**The 1st quartile of the ages of 250 BS Math students is 17 years. Which of the following statements is true?**

a) Most of the students are below 17 years old.

b) Seventy-five percent of the students are 17 years old and above.

c) Twenty-five percent of the students are 17 years old.

d) One hundred fifty students are younger than 17 years.

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