CHOOSE THE LETTER OF THE CORRECT ANSWER

6. Use the notation to state the alternative hypothesis and null hypothesis: "Less than 4% of high school students take Statistics." a. Ho : p = 0.04 C. Ho : p = 0.04 HA : p > 0.04 HA : p #0.04 b. Ho : p = 0.04 d. Ho : p = 0.04 HA : p 0.05 Ha: p > 0.05 Ha: p = 0.05 8. The weight of the average 6th grade student's backpack (with books in it) is 18.4 lbs. The principal of the school thinks that the backpack does not weigh 18.4 lbs. What is the null and alternate hypothesis? a. HO: u = 18.4 C. HO: u = 18.4 HI: u = 18.4 HI: p 18.4 HI: p # 18.4 9. In a national survey of 2013 adults, 1283 indicated that they believe rudeness is a more serious problem than in years past. Does this indicate that more than 3/4 of American adults believe rudeness is a worsening problem? State the null hypothesis