Question # 1

The difference of the true value of population parameter and corresponding value of sample statistic is called

Choose an answer

non-sampling error

sampling error

random error

none of these

Random sampling provide reliable ______.

Choose an answer

Samples

Units

Estimates

Frame

The regression equation always passes throught_________.

Choose an answer

(X, Y)

(X, y̅)

(X̅, Y)

(X̅, y̅)

Confidence intervals which are often used in practice are

Choose an answer

90%

95%

98%

all of these

Statistic is an estimator and its calculated value is called:

Choose an answer

Biased estimate

Estimation

Interval estimate

Estimate

The value of chi-square statistic is always _______.

Choose an answer

Negative

Non-negative

Zero

One

Choose an answer

independent

positively associated

negatively associated

correlated

The endpoints of a confidence interval are called:

Choose an answer

confidence coefficient

Confidence limits

Error of estimation

Parameters

When the expected frequencies are very small the value of=χ2has been

Choose an answer

adjusted

omitted

changed

all of these

If mean of the sampling distribution is equal to the parameter then the estimator will be

Choose an answer

biased

consistent

sufficient

unbiased

When b_xy is positive, then b_yx will be _______.

Choose an answer

Negative

Positive

Zero

One

The degree of relationship between the two attributes is called

Choose an answer

regressor

correlation

regressand

association

n = (A) + --------------------

Choose an answer

(B)

(α)

(β)

(A)

1 MB equals _________byes

Choose an answer

1,094,265

1,904,265

1,048.576

The sample size n is reasonably large so that for each cell, the estimated expected frequency must be at least

Choose an answer

2

3

4

5

Increase the number of patients in the hospital due to heel stock is:

Choose an answer

Seasonal trend

Secular trend

Cyclical movements

Irregular variation

Arithmetic operations are carried out by_______ units:

Choose an answer

CPU

RAM

ALU

ROM

Keyboard is commonly used_______device.

Choose an answer

Output

Input

Primary

Secondary

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