Researchers Have Collected Data on the Hours of Television Watched $\begin{array}{cc}\text { Hours of Television }&\text { Age }\\1 & 45 \\3 & 30 \\4 & 22 \\3 & 25 \\6 & 5\end{array}$

Essay

Researchers have collected data on the hours of television watched in a day and the age of a person. You are given the data below.
$\begin{array}{cc}\text { Hours of Television }&\text { Age }\\1 & 45 \\3 & 30 \\4 & 22 \\3 & 25 \\6 & 5\end{array}$
a. Determine which variable is the dependent variable.
b. Compute the least squares estimated line.
c. Is there a significant relationship between the two variables? Use a .05 level of significance. Be sure to state the null and alternative hypotheses.
d. Compute the coefficient of determination. How would you interpret this value?