NURS 5104-Class 3-Sampling & Measures

Question 1

Ten Clinical specialists evaluate a questionnaire on anxiety. They will provide evidence for:

Accepted Answer

Content Validity

Question 2

Which of the following refer to the validity of measurement instruments:

Accepted Answer

Is often calculated through a CV index

Question 3

Which of the following is an advantage of observation as a method of data collection?

Accepted Answer

It directly captures an event and behaviors

Question 4

Which of the following is a form of probability sampling?

Accepted Answer

Systematic

Question 5

Patients were recruited from one hospital & randomly assigned to Intervention or control groups

Accepted Answer

This is Convenience Sampling

Question 6

2. Which is an advantage of conducting interviews over using a mailed questionnaire?

Accepted Answer

Higher response rate in the selected subjects

Question 7

A table shows the sample's gender, age, religion, and marital status, which represents:

Accepted Answer

Descriptive statistics

Question 8

A major advantage of closed-ended questions is that they:

Accepted Answer

Are analyzed in a less time-consuming manner

Question 9

The average of a set of scores in research is called the:

Accepted Answer

Mean

Question 10

Which of the following is a type of validity?

Accepted Answer

Face

Question 11

Cronbach’s alpha is used to determine:

Accepted Answer

Internal Consistency

Question 12

Which of the following levels of significance is the most desirable?

Accepted Answer

.001

Question 13

The use of inferential statistics permits a researcher to do which of the following?

Accepted Answer

Draw conclusions about the results.

Question 14

Statistically significant means which of the following?

Accepted Answer

The results are probably accurate and not due to chance.

Question 15

When determining if a hypothesis was rejected or supported, the important value to note is the:

Accepted Answer

Level of significance (p)

Question 16

1. A major advantage of open ended questions is that they:

Accepted Answer

Encourage in-depth responses

Question 17

Beck Depression Inventory (BDI) has test–retest scores that range from 0.78 to 0.90. This means

Accepted Answer

BDI is a reasonably stable measure.

Question 18

The Rosenberg Self-Esteem Scale is an example of a:

Accepted Answer

Operational definition

Question 19

Likert scales are sometimes referred to as:

Accepted Answer

Summative rating scales

Question 20

Which of the following is a form of probability sampling?

Accepted Answer

Systematic sampling

Question 21

Observational bias can occur because of:

Accepted Answer

Personal Interest

Question 22

The symbol N represents which of the following?

Accepted Answer

Total sample size

Question 23

Statistics used to test relationships between two variables are called:

Accepted Answer

Inferential

Question 24

You draw out of a jar the names of your subjects, which is what type of sampling?

Accepted Answer

simple random sampling

Question 25

Which of the following types of samples is considered to be the strongest for research studies?

Accepted Answer

Random

NURS 5104-Class 3-Sampling & Measures

Questions 25

NURS 5104-Class 3-Sampling & Measures

Questions 25