1. The correlation coefficient r = is 0.58 could support the hypothesis that...

a) Those who have been in school for a few years receive a lower salary

b) Those who get a low grade in mathematics also get a low grade in English

c) Those who do little exercise gain more weight

d) Those who eat a lot of licorice have higher blood pressure

2. A group of people were asked to record the number of minutes they spent on social media on Monday and again on Friday. A paired t-test was used to see if people spent more time on social media at the end of the week than at the beginning of the week. The results of the t-test can be seen in the tables below...

Interpret the results in words: