A study looking at the relationship between time spent outdoors and BMI found that they were correlated at r=0.2 with a sample of 102 people. What is the t for testing the significance of this correlation?

2.24

2.41

2.50

2.04

A study looked at the relationship between time spent outdoors and BMI. Which of the following is an appropriate test of the significance of the relationship?

t test of a correlation (r)

z test of a single group mean

Chi-square test of independence

ANOVA