Question

Scenario I: You are interested in examining whether how many hours young children spend online affects their G.P.A.  You survey 14 adolescents and asked them how many hours, per day, they spend online and have their parents provide the students’ G.P.A.. The data is provided in table 1.

Table 1

Amount of Time Spent Online and Students’ Grade Point Average

Student ID	Online Time	Grade
1	10	2
2	8	3
3	14	2
4	7	3
5	1	3.5
6	4	3
7	8	2
8	11	2.25
9	13	2.5
10	17	2
11	4	3.75
12	3	2.5
13	16	2.5
14	10	2.75

1. What are the independent variable and the dependent variable in this study?

2. As it relates to the study above and date presented in Table 1, define the following:
   1. H_o
   2. H_a
   3. Degrees of freedom (DF)
   4. r_crt

Answer 1