12.2. A General Social Survey asked subjects how many good friends they have. Is this associated with the respondent’s astrological sign (the 12 symbols of the zodiac)?

The ANOVA table for the GSS data reports F = 0.61 based on df1 = 11, df2 = 813.

(a) Specify the null and alternative hypotheses for the analysis.

(b) Software reports a P-value of 0.82. Explain how to interpret it.

(c) State a regression model and corresponding null hypothesis that can yield these results. Define variables in that model.