Biostatistics-Health System Research, Operational Research, Mathematical Models [NTA-NET (UGC-NET) Social Medicine & Community Health (81)]: Questions 1 - 4 of 23
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Question 1
Appeared in Year: 2014
Question MCQ▾
The most appropriate sampling technique to represent the heterogeneous population of a region is: (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | Systematic | |
b. | Random stratified | |
c. | Cluster | |
d. | Purposive |
Question 2
Appeared in Year: 2017
Question MCQ▾
In order to study standard of living among the large, medium, small and marginal farmers of a region, which of the sampling technique would be more appropriate? (January)
Choices
Choice (4) | Response | |
---|---|---|
a. | Multistage sampling | |
b. | Stratified Random sampling | |
c. | Opportunity sampling | |
d. | Random sampling |
Question 3
Appeared in Year: 2017
Question Assertion-Reason▾
Assertion(Ꭺ)
Area sampling by random numbers requires the area under study which should be gridded within two areas at right angle. (January)
Reason(Ꭱ)
The intersections of row and column of the area will give the sample locations of observation in the area.
Choices
Choice (4) | Response | |
---|---|---|
a. | Ꭺ is false but Ꭱ is true | |
b. | Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ | |
c. | Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ | |
d. | Both Ꭺ and Ꭱ are false |
Question 4
Appeared in Year: 2018
Question MCQ▾
A set of sample of 20 places of mean annual rainfall were randomly selected from normally distributed universe that has mean annual rainfall of 320 cm. The sample mean was recorded 250 cm with standard deviation of 150 cm. Which one of the following significance tests is correct for the selected samples? (July Paper II)
Choices
Choice (4) | Response | |
---|---|---|
a. | test | |
b. | test | |
c. | test | |
d. | test |