5.Questions on a survey are scored with integers 1 thru 5 with 1 representing St

Question

5.Questions on a survey are scored with integers 1 thru 5 with 1 representing Strongly Disagree and 5 Strongly Agree. This is an example of what kind of measurement? Select one: a. Ordinal. b. Interval c. Nominal. d. Ratio. 6.In a large lecture room class of 300 students, a sample of 10 was taken to determine the male/female make up of the class. Which misuse of statistics does this represent? Select one: a. Small samples. b. Missing data. c. Precise numbers. d. Percentages. 7. At a security checkpoint to a government facility, every 10th individual was more thoroughly searched than the others. What type of sampling is this? Select one: a. Cluster. b. Stratified. c. Convenience. d. Systemic. 8. Casualty data from the great flu epidemic of 1918 were collected for a study. This represents what type of study? Select one: a. Retrospective. b. Prospective c. Qualitative

Explanation / Answer

5. This is Ordinal.
In ordinal data can be arranged in some order, but differences between data values either cannot be determined or are meaningless.

Like Course grades A, B, C, D, or F
Ranking Good, Better, Best
Low, Medium, High.

6.It is Small Sample.

In Small sample, conclusions should not be based on samples that are far too small.

Example: Basing the state school suspension rate on a sample of only three classrooms.

7. Systematic Sampling

Select some starting point and then
select every kth element in the population

Example: I will survey every third person in line.

8. Retrospective

A retrospective study looks backwards and examines exposures to suspected risk or protection factors in relation to an outcome that is established at the start of the study.

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