2nd Year Statistics Chapter 12 Online MCQ Test for 12th Class Statistics Chapter 12 (Estimation)

ICS Part 2 Statistics Online
Chapter 12 Test

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MCQ's Test For Chapter 0 "ICS Part 2 Statistics Chapter 12 Online Test"

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ICS Part 2 Statistics Chapter 12 Online Test

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Question # 1

The difference of upper and lower limits of confidence interval measures the

Question # 2

Statistical inference has two branches namely:

Question # 3

Small sample has less than

Question # 4

(1-α) is called:

Question # 5

Confidence intervals which are often used in practice are

Question # 6

The endpoints of a confidence interval are called:

Question # 7

Level of significance is denoted by

Question # 8

If (1-α) is increased, the with of a confidence interval is:

Question # 9

The standard error of the estimate increased by decreasing

Question # 10

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

Question # 11

The probability associated with confidence interval is called:

Question # 12

A single value used to estimate a population value is called:

Question # 13

If 1-α = 0.90, the value of Za/2 is:

Question # 14

The precision can be increased by  ---------------- the sample size

Question # 15

Types of statistical inferences are

Question # 16

The following statistic are unbiased estimators:

Question # 17

Estimate is the observed value of an:

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ICS Part 2 Statistics Chapter 12 Online Test MCQ's

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ICS Part II Statistics Chapter 0 Important MCQ's

Sr.# Question Answer
1 The precision can be increased by  ---------------- the sample size
A. increasing
B. decreasing
C. changing
D. ignoring
2 A range of values used to estimate an unknown population parameter is
A. a point estimator
B. An interval estimator
C. an unbiased estimator
D. A biased estimator
3 A specific value of an estimator computed from the sample data is called
A. estimation
B. estimate
C. interval estimate
D. point estimate
4 Confidence intervals which are often used in practice are
A. 90%
B. 95%
C. 98%
D. all of these
5 By increasing the sample size, the precision of confidence interval is:
A. Decreased
B. Increased
C. Constant
D. Unchanged
6 Estimate is the observed value of an:
A. Unbiased estimator
B. Estimation
C. Estimator
D. Interval estimation
7 A range of values within which the population parameter is expected:
A. Confidence interval
B. Confidence coefficient
C. Confidence limits
D. Level of significance
8 (1-α) is called:
A. Critical value
B. Level of significance
C. Level of confidence
D. Interval estimate
9 Small sample has less than
A. 50 values
B. 45 values
C. 30 values
D. 35 values
10 Level of significance is denoted by
A. 2 - α
B. 3 - α
C. α
D. 1 - α

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