Diagnostic Test - PHD Course work SU

Question 1

Which of the following is true for observations method of data collection?

Accepted Answer

It is often not possible to determine exactly why people behave as they do

Question 2

Which of the following is not always true about focus groups?

Accepted Answer

Participants should come from diverse backgrounds

Question 3

Chi Square is parametric test?

Accepted Answer

False

Question 4

What should be your action? Testing a hypothesis at 5 % level and got result p=0.07

Accepted Answer

Fail to reject null hypothesis

Question 5

Which test statistic will be used to test single population variance?

Accepted Answer

Chi Square

Question 6

Which among the following reflects both the number of publications and the number of citations per publication

Accepted Answer

H index

Question 7

Which test of Correlation coefficients can be used if the data are nonparametric ?

Accepted Answer

Spearman correlation coefficient

Question 8

Null hypothesis is also known as the researcher's hypothesis

Accepted Answer

True

Question 9

Identify the measurement scale for below-given data: Rank secured by student in

Accepted Answer

Ordinal

Question 10

Researcher want to find out why people do cyber bullying at workplace and how they feel about it. The primary purpose is

Accepted Answer

Exploration

Question 11

Which among the following is not necessary condition for using t test

Accepted Answer

Population variance should be known

Question 12

measure of the frequency with which the average article in a journal has been cited in a particular year

Accepted Answer

Impact factor

Question 13

Identify the measurement scale for below-given data: Heights of children in baby care hospital

Accepted Answer

Ratio

Question 14

Which among the following is probability sampling technique?

Accepted Answer

Cluster

Question 15

Which among the below given options is not a measure of central tendency

Accepted Answer

Skewness

Question 16

The existence of high correlation between two or more independent variables in a multiple regression model is called ?

Accepted Answer

multicollinearity

Question 17

In regression, the predictor is called the _______

Accepted Answer

independent variable

Question 18

Identify the measurement scale that is employed when taking the measurement for below-given data: Gender of customer...

Accepted Answer

Nominal

Question 19

Which test one should use to test mean of more than 3 population but non normal data sets.

Accepted Answer

Kruskal Wallis Test

Question 20

Nonparametric statistics are sometimes called

Accepted Answer

distribution-free statistics

Questions 20