## PPSC FPSC KKPSC SPSC Lecturer Statistics Online Test No 13

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 Test Instructions:- Test Name Lecturer Statistics Subject Statistics Test 13 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. 13

1 / 25

The difference between the actual value of the time series and the forecasted value is called:

2 / 25

When the production of a thing is minimum, this stage is called:

3 / 25

When the production of thing is decreasing, this stage is called:

4 / 25

When the production of a thing is maximum, this stage is called:

5 / 25

6 / 25

The straight line is fitted to the time series when the movements in the time series are:

7 / 25

For odd number of year, formula to code the values of X by taking origin at centre is:

8 / 25

Semi-averages method is used for measurement of trend when:

9 / 25

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The second degree parabola is fitted to the time series when the variations are:

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For even number of years when origin is in the centre and the unit of X being one year, then X can be coded as:

12 / 25

A time series has:

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In fitting a second degree parabola, the value of c is not affected with the change of :

14 / 25

When the production of thing is increasing towards prosperity, this stage is called as:

15 / 25

The best fitting trend is one which the sum of squares of residuals is:

16 / 25

The rise and fall of a time series over periods longer than one year is called:

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A pattern that is repeated throughout a time series and has a recurrence period of at most one year is called:

18 / 25

The additive model of the time series is:

19 / 25

The normal equations in fitting a second degree parabola are:

20 / 25

Moving-averages:

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A second degree parabola has:

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In fitting of a straight line, the value of slope remains unchanged by change of:

23 / 25

For even number of years when origin is in the centre and the unit of X being half year, then X can be coded as:

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If an annual time series consisting of even number of years is coded, then each coded interval is equal to:

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The multiplicative time series model is: