A commercial claims that 8 out of 10 dentists recommend a certain brand of toothpaste. To test this claim, a random sample of 85 dentists is obtained. Of these 85 dentists, 73 indicated that they recommend that brand of toothpaste. Using a significance level of 5%, test the claim to see if the proportion of dentists who recommend this toothpaste is not 8 of 10. a) State the null and alternative hypotheses b) State the p value c) Make a conclusion about the claim Rubric: Neither null and Both null and Null OR alternative alternative Part a alternative hypothesis is correct hypothesis is hypothesis are correct (20 points) (10 points) correct (0 points) Part b P-value correct (10 P-value incorrect points) 0 points) Student makes correct conclusion Conclusion incorrect Part c (10 points) (0 options)