quize 3

Question 1

In a population of 1,000,000 individuals, a researcher selects every 1,000 person to obtain a sample size of 1,000. What type of sampling procedure was used?

Question 1 options:

Stratified (Probability)

Stratified (Non-Probability)

Systematic (Non-Probability)

Systematic (Probability)

Question 2

From a population of 4,000 individuals, a researcher draws the names of 1,600 of them out of a hat to be participants in a study. What sampling procedure was used?

Question 2 options:

Stratified

Convenience

Simple Random

Expert

Question 3

An ordinal variable has which of the following characteristics? [Select all that apply; No partial marks]

Question 3 options:

Order with known intervals

Order

Absolute Zero

Name/Category

Question 3

Dr. Ip is conducting a research study looking at the distribution of weight and iron serum (blood) levels among female adolescent gymnastic athletes. The weight of the athletes can be described as _____ data, whereas the iron serum levels can be described as _______ data:

Question 4 options:

Interval; Interval

Interval; Ratio

Ratio; Ratio

Ratio; Interval

Question 4

Dr. Abbott, an oncologist physician-scientist conducts a study and hand picks her breast cancer patients to be interviewed for qualitative analysis. What sampling procedure was used?

Question 5 options:

Snowball

Purposive

Quota

Convenience

Question 5

From a population of 20,000 smokers, a researcher divides them into light smokers (1 cigarette/day), intermediate smokers (2-4 cigarettes/day), and heavy smokers (>5 cigarettes/day). Then, the researcher randomly selects 5,000 from each group. What sampling procedure was used?

Question 6 options:

Stratified

Quota

Convenience

Simple Random

Question 7

Saved
A researcher has the following question: “How does a 12-week sleep program affect anxiety and depression levels among adults between the ages of 35 and 60?” The dependent variables (anxiety and depression) can be defined as:

Question 8 options:

Discrete Variables

Concrete Variables

Continuous Variables

Non-Concrete Variables

Question 8

Stratified sampling is an example of ___________ sampling, whereas Quota sampling is an example of _____________ sampling.

Question 9 options:

Probability; Non-Probability

Systemic; Non-Systematic

Simple; Complex

Non-Probability; Probability