Tools in Inferential Statistics

Which word does not belong to the group?

• range

• deviation

• mean

• variance

Which word does not belong to the group?

• range

• average

• most frequent data

• central value

Tools in Inferential Statistics

• Independent Variable

• Parametric

• Dependent Variable

• Non-Parametric

What is the mean of the following data set?

1,2,3,4,5,6,7,7,8,8,8,9,9,

• 4.8

• 5.4

• 5.9

• 6.2

Which of the following types does not belong in the group?

• regression test

• comparison test

• correlation test

• mean test

Outcome variables are ____________ ?

• quantitative

• qualitative

• independent

• dependent

What statistical tool is appropriate when the predictor is quantitative and the outcome is also quantitative?

• Spearman's r

• Chi-square Test

• Sign Test

• Kruskal-Wallis H Test

What statistical tool is appropriate when the predictor is categorical and the outcome is also categorical?

• Spearman's r

• Chi-square Test

• Sign Test

• Kruskal-Wallis H Test

What statistical tool is appropriate when the predictor is categorical and the outcome is quantitative?

• Spearman's r

• Chi-square Test

• Sign Test

• Kruskal-Wallis H Test

What two factors are said to be violated to be considered non parametric?

• mean

• idependence

• randomness

• variance