**Multiple Choice Questions**

**60**. The difference between the highest and the lowest observations of a data is called

- (A) Mean
- (B) Median
- (C) Mode
- (D) Any of the above

**59**. In a set of observations, the observation that occurs the most often is called

- (A) Mean
- (B) Median
- (C) Mode
- (D) Any of the above

**58**. In a given data, arranged in ascending or descending order, the middle most observation is called

- (A) Mean
- (B) Median
- (C) Mode
- (D) Any of the above

**57**. Mean, Median, Mode are the measures of

- (A) Statics
- (B) Central tendency
- (C) Mode
- (D) Any of the above

**56**. The probability of an event which is certain to happen is

- (A) Mean
- (B) Median
- (C) Mode
- (D) Any of the above

**55**. On tossing a coin, the outcome is

- (A) only head
- (B) only tail
- (C) neither head nor tail
- (D) either head or tail

**54**. The probability of an event which is impossible to happen is

- (A) Mean
- (B) Median
- (C) Mode
- (D) Any of the above

**53**. Which measures of central tendency get affected if the extreme observations on both the ends of a data arranged in descending order are removed?

- (A) Mean and mode
- (B) Mean and Median
- (C) Mode and Median
- (D) Mean, Median and Mode

**52**. The difference between the highest and the lowest observations in a data is its

- (A) Frequency
- (B) Width
- (C) Range
- (D) Mode

**51**. Which measure of central tendency best represents the data of the most popular politician after a debate?

- (A) Mean
- (B) Median
- (C) Mode
- (D) Any of the above

**50**. The representation of data with bars of uniform width is called

- (A) Pictograph
- (B) Bar graph
- (C) Circle graph
- (D) Linear graph

**49**. Which measures of central tendency get affected if the extreme observations on both the ends of a data arranged in descending order are removed?

- (A) Mean and Mode
- (B) Median and Mean
- (C) Mode and Median
- (D) Mean, Median and Mode

**48**. Which of the following events is certain to happen?

- (A) Getting a number less than 1 on throwing a die
- (B) Getting head when a coin is tossed
- (C) A ball thrown up in the air will fall down after some time
- (D) Today moon will not revolve around the earth

**47**. Which of the following events is impossible to happen?

- (A) Getting a positive number less than 7 on throwing a die
- (B) Getting head or tail when a coin is tossed
- (C) Christmas will be on 25 December
- (D) Today moon will not revolve around the earth

**46**. The range of the data 21, 6, 17, 18, 12, 8, 4, 13 is

- (A) 17
- (B) 12
- (C) 8
- (D) 15