Types of tests

Question 1

Pearson’s R (WHEN TO USE)

Answer 1

when you want to determine whether there is correlation between two numerical variables

Question 2

One-sample T-test (WHEN TO USE)

Answer 2

testing a sample against a known population/hypothesized mean

Question 3

Paired-samples T-test (WHEN TO USE)

Answer 3

when the same people are being measured at different times (or the subjects are meaningfully paired)

Question 4

Independent-samples T-test (WHEN TO USE)

Answer 4

comparing the means of separate and unreleated sample means

Question 5

Chi-squared test (WHEN TO USE)

Answer 5

to examine the independence of two variables where the DV is categorical

Question 6

One-way ANOVA (WHEN TO USE)

Answer 6

determines whether there are significant differences among the means of 3 or more independent groups

Question 7

One & Paired-sample T-tests (HYPOTHESIS)

Answer 7

H0: μ = (population mean)
H1: μ > or < or ≠ (population mean)

Question 8

Independent-samples T-test (HYPOTHESIS)

Answer 8

H0: μ_1 = μ_2
H1: μ_1 > or < or ≠ μ_2

Question 9

Chi-squared test (HYPOTHESIS)

Answer 9

H0: μ_1 = μ_2
H1: μ_1 ≠ μ_2

Question 10

One-way ANOVA (HYPOTHESIS)

Answer 10

H0: μ_1 = μ_2 = μ_3
H1: μ_1 ≠ μ_2 ≠ μ_3