Inferential statistics

Question 1

Z-score

Answer 1

how many standard deviations from the
mean your score is

Question 2

P-value

Answer 2

probability

Question 3

Confidence interval

Answer 3

How much uncertainty there is with any particular statistic

Question 4

Contingency tables and Chi-Square Statistic

Answer 4

Contingency table: table that shows a relationship between 2 categorical variables

Chi-square statistic: reflects the strength of this relationship

Question 5

T-test (t)

Answer 5

The most simple of the inferential statistics

Determines if a difference exists between the means of two groups

Question 6

Anova (F)

Answer 6

Analysis of variance
Used to determine if more than two population means are equal

Question 7

Pearson Correlation (r)

Answer 7

Shows the linear relationship between two sets of data

Results vary between -1 and 1

Question 8

Regression analysis

Answer 8

Predicts relationships/outcomes between independent and dependent variables