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Homework: Sec 7.4 HW Score: 58.33%, 7 of 12 points 0 Points: 0 of 1 Question 2. 7.4.4-T Part3 of6 Question list 0 Media 6 0 Question 1 0 Question 2 0 Question 3 0 Question 4 0 Question 5 0 Question 6 For the following information, determine whether a normal sampling distribution can be used, where p is the population proportion, a is the level of signicance, p is the sample proportion, and n is the sample size. If it can be used, test the claim. Claim: p 2 0.46; a = 0.06. Sample statistics: 6: 0.40, n = 80 H0: p (Round to two decimal places as needed.) H0: p = , Ha: p # (Round to two decimal places as needed.) '1 H0: p 2 0.46 , Ha: p , Ha: p 5 (Round to two decimal places as needed.) H0: p , Ha: p = (Round to two decimal places as needed.) A normal sampling distribution cannot be used. If a normal sampling distribution can be used, identify the critical value(s) for this test. Select the correct choice below and, if necessary, ll in the answer box to complete your choice. A. 20:1 (Round to two decimal places as needed. Use a comma to separate answers as needed.) C) B. A normal sampling distribution cannot be used. A medical researcher says that less than 78% of adults in a certain country think that healthy children should be required Question list K to be vaccinated. In a random sample of 400 adults in that country, 75% think that healthy children should be required to be vaccinated. At a = 0.01, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. . . . Media 6 (a) Identify the claim and state Ho and Ha. Question 1 Identify the claim in this scenario. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) O A. More than % of adults in the country think that healthy children should be required to be vaccinated. Question 2 O B. % of adults in the country think that healthy children should be required to be vaccinated. O C. Less than % of adults in the country think that healthy children should be required to be vaccinated. O Question 3 O D. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not %. O Question 4 Question 5 O Question 6