# Statistical Analysis (CBSE-NET (UGC) Environmental Science (Paper-II & Paper-III)): Questions 1 - 5 of 19

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## Question number: 1

» Statistical Analysis » Sampling

Appeared in Year: 2015

MCQ▾

### Question

Which One of the following is nonprobability sampling? (December)

### Choices

Choice (4) Response

a.

Stratified

b.

Systemic

c.

Cluster

d.

Convenience probability

## Question number: 2

» Statistical Analysis » Arithmetic, Geometric and Harmonic Means

Appeared in Year: 2014

MCQ▾

### Question

The geometric mean of the numbers 4, 6 and 9 is (December)

### Choices

Choice (4) Response

a.

8

b.

5

c.

7

d.

6

## Question number: 3

» Statistical Analysis » Sampling

Appeared in Year: 2014

MCQ▾

### Question

A complete enumerate of all items in the population is (December)

### Choices

Choice (4) Response

a.

Sample survey

b.

Non-probability sampling

c.

Unrestricted sampling

d.

Census

## Question number: 4

» Statistical Analysis » Arithmetic, Geometric and Harmonic Means

Appeared in Year: 2011

MCQ▾

### Question

The geometric mean of 5, 5 and 40 is (June NET Paper-2)

### Choices

Choice (4) Response

a.

10

b.

31.6

c.

16.66

d.

25

## Question number: 5

» Statistical Analysis » Tests of Hypothesis and Significance

Appeared in Year: 2015

Match List-Ⅰ List-Ⅱ▾

### Question

Match the List – I with List – II. Identify the correct answer from the codes given below the lists: (June)
List-Ⅰ (Tests) List-Ⅱ (Application)

(A)

Chi-square

(i)

Compare the variance of two-independent samples

(B)

F-test

(ii)

Judging the significance of difference between means of two small samples

(C)

Z-test

(iii)

Judging the significance of mean, median, mode

(D)

T-test

(iv)

Compare sample variance to a theoretical population variance

### Choices

Choice (4) Response
• (A)
• (B)
• (C)
• (D)

a.

• (iii)
• (iv)
• (i)
• (ii)

b.

• (iii)
• (ii)
• (iv)
• (i)

c.

• (i)
• (iv)
• (iii)
• (ii)

d.

• (iii)
• (iv)
• (ii)
• (i)

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