PPSC FPSC KKPSC SPSC Lecturer Statistics Online Test No 11

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There will be 25 multiple choice question in the test.
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Test Instructions:-
Test NameLecturer Statistics
SubjectStatistics Test 11
Test TypeMCQs
Total Questions25
Total Time20 Minutes
Total Marks100

You have 20 minutes to pass to the quiz.

Lecturer Statistics Online Test No. 11

1 / 25

If the harmonic mean of the two numbers X1 and X2 is 6.4 if X2=16, then X1 is:

2 / 25

The systematic components of time series which follow regular pattern of variations are called:

3 / 25

Harmonic mean gives less weightage to:

4 / 25

If a = 5 and b = -5, then their harmonic mean is:

5 / 25

The ratio among the number of items and the sum of reciprocals of items is called:

6 / 25

The secular trend is measured by the method of semi-averages when:

7 / 25

The appropriate average for calculating the average speed of a journey is:

8 / 25

If the arithmetic mean and harmonic mean of two positive numbers are 4 and 16, then their geometric mean will be:

9 / 25

Geometric mean of -4, -2 and 8 is:

10 / 25

The geometric mean of a set of positive numbers X1, X2, X3, ... , Xn is less than or equal to their arithmetic mean but is greater than or equal to their:

11 / 25

The arithmetic mean and geometric mean of two observations are 4 and 8 respectively, then harmonic mean of these two observations is:

12 / 25

An orderly set of data arranged in accordance with their time of occurrence is called:

13 / 25

The harmonic mean of the values 5, 9, 11, 0, 17, 13 is:

14 / 25

Geometric mean and harmonic mean for the values 3, -11, 0, 63, -14, 100 are:

15 / 25

The graph of time series is called:

16 / 25

Secular trend can be measured by:

17 / 25

If all the values in a series are same, then:

18 / 25

For an open-end frequency distribution, it is not possible to find:

19 / 25

In a given data the average which has the least value is:

20 / 25

If all the items in a variable are non zero and non negative then:

21 / 25

Which pair of averages cannot be calculated when one of numbers in the series is zero?

22 / 25

The averages are affected by change of:

23 / 25

The geometric mean and harmonic mean of two values are. 8 and 16 respectively, then arithmetic mean of values is:

24 / 25

A time series consists of:

25 / 25

Increase in the number of patients in the hospital due to heat stroke is:

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