Consider the following data on price ($) and the overall score for six stereo headphones tested by a certain magazine. The overall score is based on sound quality and effectiveness of ambient noise reduction. Scores range from 0 (lowest) to 100 (highest).

Brand	Price ($)	Score
A	180	74
B	150	71
C	95	63
D	70	54
E	70	40
F	35	28

(a) The estimated regression equation for this data is ? = 24.799 + 0.302x, where x = price ($) and y = overall score. Does the t test indicate a significant relationship between price and the overall score? Use ? = 0.05.

State the null and alternative hypotheses:

Ho : B 1 = H.: B1 H_: P 1 Ho: Bo = H: Bo OH: Bot H B 1 = O He: B , # 0 H =