Biostatistics [NTA-NET (Based on NTA-UGC) Social Medicine (Paper-II)]: Questions 1 - 5 of 12

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Question 1

Appeared in Year: 2017

Question

MCQ▾

Which of the following is an intervention study (Paper-III)

Choices

Choice (4)Response

a.

Cross sectional

b.

Case control

c.

Ecological study

d.

Field trail

Question 2

Appeared in Year: 2019

Question

MCQ▾

Kohens kappa is a measure of (December)

Choices

Choice (4)Response

a.

Reliability

b.

Degree of agreement

c.

Precision

d.

Degree of freedom

Question 3

Appeared in Year: 2019

Question

MCQ▾

Estimation of value of one variable from value of another variable is provided by (December)

Choices

Choice (4)Response

a.

Correlation coefficient

b.

Regression coefficient

c.

Degree of freedom

d.

Co efficient of variation

Question 4

Appeared in Year: 2019

Question

MCQ▾

The decision to change cutoff for a blood parameter for diagnosis of disease X from 126 mg % to 116 % will result in an increase in? (December)

Choices

Choice (4)Response

a.

Specificity

b.

Sensitivity

c.

false-positive yield

d.

Both b. and c. are correct

Question 5

Appeared in Year: 2019

Question

MCQ▾

When same screening test is repeated in all who test positive first time there will be? (December)

i) An increase in sensitivity

ii) A decrease in specificity

iii) An increase in positive predictive value

iv) A decrease in negative predictive value

Choose the correct answer?

Choices

Choice (4)Response

a.

(i) and (iv) are correct

b.

(i) and (iii) are correct

c.

(ii) and (iv) are correct

d.

(ii) and (iii) are correct

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