Posted by **Lucy** on Tuesday, November 22, 2011 at 1:03pm.

4) The table below shows the study times and test scores for a number of students.

Study Time (minutes) (x) 9 16 21 26 33

Test Score (y) 59 61 64 65 73

a)What line best relates study time to the test score?

b)Calculate r and r^2.

c)Determine whether r is statistically significant using a 5% significance level.

## Answer this Question

## Related Questions

- Statistics - 4) The table below shows the study times and test scores for a ...
- math - The scatter plot shows the study times and test scores for a number of ...
- statistics - 4. Suppose you administered an anxiety test to a large sample of ...
- statistics - A sample of the number of study per week of college students is ...
- Statistics - The Survey of Study Habits and Attitudes (SSHA) is a psychological ...
- statistics - 2. A teacher wants to investigate whether there is a difference ...
- statistics - 2. A teacher wants to investigate whether there is a difference ...
- Statistics - Which of the studies below would be analyzed using a t-test for ...
- statistics - below is the test scores for students in a statistics class.80,65,...
- statistics - the admissions policy at a certain university requires that ...

More Related Questions