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12th Chapter

### 12th Class Statistics Chapter 12 Test

Here you can prepare 12th Class Statistics Chapter 12 Estimation Statistics Test. Click the button for 100% free full practice test.

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

This online test contains MCQs about following topics:

. Statistical Inference
. Statistical Estimation
. Point Estimation of a Parameter
. Unbiasedness
. Best Estimator
. Pooled Estimators from two Samples
. Interval Estimation
. Confidence Interval For Population Mean
. Confidence interval for polulation Proportion of Successes
. Comparative Studies

ICS Part 2 Statistics Ch. 12 Test

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

1 The precision can be increased by &nbsp;---------------- the sample size
• A. increasing
• B. decreasing
• C. changing
• D. ignoring
2 Large sample contains more than
• A. 5 values
• B. 10 values
• C. 20 values
• D. 30 values
3 Estimate is the observed value of an:
• A. Unbiased estimator
• B. Estimation
• C. Estimator
• D. Interval estimation
4 Confidence intervals which are often used in practice are
• A. 90%
• B. 95%
• C. 98%
• D. all of these
5
• A. biased
• B. unbiased
• C. positively biased
• D. none of these
6 If population proportion (P) is unknown, the standard error of the sample proportion (p) can be estimated by the formula
• A.
• B.
• C.
• D.
7 The following statistic are unbiased estimators:
• A. The Sample mean
• B. S<sup>2</sup> =&nbsp;Σ(X - X)<sup>2</sup>/n-1
• C. The sample proportion
• D. All the above
8 A specific value of an estimator computed from the sample data is called
• A. estimation
• B. estimate
• C. interval estimate
• D. point estimate
9 If 1-α = 0.90, the value of Z<sub>a/2</sub> is:
• A. 1.645
• B. 1.96
• C. 2.326
• D. 2.575
10 (1-α) is called:
• A. Critical value
• B. Level of significance
• C. Level of confidence
• D. Interval estimate

### Top Scorers of Statistics Ics Part 2 Chapter 3 Online Test

R

#### Rizwan Gujjar

Lahore17 - Jan - 2024

13/17
02 Mins 46 Sec
M

Lahore15 - Jan - 2024

11/17
07 Mins 10 Sec
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#### Rizwan Gujjar

Lahore17 - Jan - 2024

10/17
03 Mins 48 Sec

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