Question # 1

In time series seasonal variations can occur within a period of:

Choose an answer

Nine years

Four Years

Three years

One year

The following statistic are unbiased estimators:

Choose an answer

The Sample mean

S² = Σ(X - X)²/n-1

The sample proportion

All the above

The estimates of the parameters=α and=β are

Choose an answer

μ and=σ2

a and b

μ andπ

χ2 and Z

Drag and drop is a term associated with:

Choose an answer

Mouse

Keyboard

Printer

Scanner

If b_yx = 0.89 and b_xy = 0.75, then r=

Choose an answer

0.89

0.28

0.98

0.82

The value of coefficient of association lies between

Choose an answer

0 and + 1

-1 and + 1

-1 and 0

-0.5 and + 0.5

If the observations are paired and the number of pairs is n, then the number of degree of freedom is equal to

Choose an answer

n

n - 1

2n

2n - 1

If population proportion (P) is unknown, the standard error of the sample proportion (p) can be estimated by the formula

Choose an answer

Which output is permanent ?

Choose an answer

hard copy

real copy

soft copy

none of these

Choose an answer

S_xy

S_yx

b_xy

b_yx

In N is the size of population and N is the size of sample then possible samples that can be drawn with replacement are.

Choose an answer

N/n

Nⁿ

Nen

None of these

Which one is a rough and crude method for measuring secular trend ?

Choose an answer

free hand curve method

semi average method

moving averages method

least square method

The Quartile deviation (Q.D) of a normal distribution is_______.

Choose an answer

4/5 σ

5/4 σ

2/3 σ

None of these

The descriptive measure on the sample observation is called ------------------

Choose an answer

parameter

statistic

error

true value

If critical region is located equally in both tails of the sampling distribution of test statistic, the test is called ------------- test

Choose an answer

one tailed

two tailed

left tailed

right tailed

The shape of the normal distribution is like

Choose an answer

J.

L

bell

circle

The most common type of computer memory is called:

Choose an answer

ALU

ENIAC

RAM

ROM

Choose an answer

biased

unbiased

positively biased

none of these

More Classes

Other Links

ICS Part 2 Statistics Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer