Research/Stats

Question 1

Types of Research

Answer 1

Descriptive (case reports, qualitative, secondary analysis)
Exploratory (is there a relationship? Also secondary analysis and qualitative)
Experimental (RCT)

Question 2

Types of statistics

Answer 2

Descriptive (organization, summary of data)

Inferential (use sample to draw conclusions about a population)

Question 3

Type 1 Error

Answer 3

False positive (observed difference was due to chance but study said it was due to intervention)(say relationship exists but it doesn’t)

Question 4

Type 2 Error

Answer 4

False negative (said outcome was chance, but really it was from intervention)(said no difference but there was one)

Question 5

Confidence interval

Answer 5

Range of scores in which true score of variable will lie (narrower=less variability in data)(often 95%, can be 99% if large population)

Question 6

Incidence

Answer 6

Rate of occurrence of new cases or events in a population during a given
specified period of time

Question 7

Prevalence

Answer 7

Number of existing cases or events at a given point in time