# PPSC FPSC KKPSC SPSC BSPC Lecturer Statistics Online Test 9

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 Test Instructions:- Test Name Lecturer Statistics Subject Statistics Test 9 Test Type MCQs Total Questions 25 Total Time 20 Minutes Total Marks 100
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You have 20 minutes to pass to the quiz.

Lecturer Statistics Online Test No. 9

1 / 25

If in a discrete series 25% values are greater than 75, then:

A). Q1 > 75

B). Q1 = 75

C). Q3 = 75

D). Q3 > 75

2 / 25

The mode or model value of the distribution is that value of the variate for which frequency is:

3 / 25

If in a discrete series 75% values are greater than 50, then:

A). Q1 = 50

B). Q1 < 50

C). Q1 > 50

D). Q1 ≠ 50

4 / 25

The lower and upper quartiles of a symmetrical distribution are 40 and 60 respectively. The value of median is:

5 / 25

We must arrange the data before calculating:

6 / 25

If the smallest observation in a data is decreased, the average which is not affected is:

7 / 25

Mode of the series 0, 0, 0, 2, 2, 3, 3, 8, 10 is:

8 / 25

The arithmetic mean of 10 items is 4 and the arithmetic mean of 5 items is 10. The combined arithmetic mean is:

9 / 25

A distribution with two modes is called:

10 / 25

The values of the variate that divide a set of data into four equal parts after arranging the observations in ascending order of magnitude are called:

11 / 25

The midpoint of the values after they have been ordered from the smallest to the largest or the largest to the smallest is called:

12 / 25

The middle value of an ordered series is called:

13 / 25

The suitable average for qualitative data is:

14 / 25

Extreme scores will have the following effect on the median of an examination:

15 / 25

Suitable average for averaging the shoe sizes for children is:

16 / 25

If in a discrete series 15% values are greater than 40, then:

A). P15 = 70

B). P85 = 15

C). P85 = 70

D). P70 = 70

17 / 25

Which of the following average cannot be calculated for the observations 2, 2, 4, 4, 6, 6, 8, 8, 10, 10 ?

18 / 25

If the data contains an extreme value, the suitable average is:

19 / 25

If in a discrete series 40% values are less than 40, then :

A). D4 ≠ 40

B). D4 < 40

C). D4 > 40

D). D4 = 40

20 / 25

Extreme scores on an examination have the following effect on the mode:

21 / 25

A measurement that corresponds to largest frequency in a set of data is called:

22 / 25

The first step in calculating the median of a discrete variable is to determine the:

23 / 25

If in a discrete series 50% values are less than 50, then:

A). Q2 = 50

B). D5 = 50

C). P50 = 50

D). All of the above

24 / 25

If in a discrete series 75% values are less than 30, then:

A). Q3 < 75

B). Q3 < 30

C). Q3 = 30

D). Q3 > 30

25 / 25

Sum of absolute deviations of the values is least when deviations are taken from: