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Question 5, 8.2.13-T HW Score: 74.35%, 8.92 of 12 E Homework: Sec 8.2 points Part 3 of 8 Points: 0.11 of 1 Save A pet

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Question 5, 8.2.13-T HW Score: 74.35%, 8.92 of 12 E Homework: Sec 8.2 points Part 3 of 8 Points: 0.11 of 1 Save A pet association claims that the mean annual cost of food for dogs and cats are the same. The results for samples for Question list K the two types of pets are shown below. At a = 0.05, can you reject the pet association's claim? Assume the population variances are not equal. Assume the samples are random and independent, and the populations are normally distributed. Complete parts (a) through (e) below. Dogs Cats Media 4 X1 = $243 2 = $208 S1 = $32 S2 = $28 n1 = 17 n2 = 14 Media 5 Question 1 A. "The mean annual costs of food for dogs and cats are equal." O B. "The mean annual costs of food for dogs and cats are not equal." O C. "The mean annual cost of food for dogs is greater than the cost for cats." Question 2 O D. "The mean annual cost of food for cats is greater than the cost for dogs." What are Ho and Ha? Question 3 The null hypothesis, Ho, is My = H2. The alternative hypothesis, Ha, is My * H2. Which hypothesis is the claim? Question 4 O The alternative hypothesis, Ha Question 5 O The null hypothesis, Ho Help me solve this View an example Get more help - Clear all Final checkHW Score: 76.2%, 9.14 of 12 Homework: Sec 8.2 Question 6, 8.2.18-T Part 3 of 8 points Points: 0.11 of 1 Save A personnel director in a particular state claims that the mean annual income is the same in one of the state's counties Question list K (County A) as it is in another county (County B). In County A, a random sample of 18 residents has a mean annual income of $40,600 and a standard deviation of $8500. In County B, a random sample of 8 residents has a mean annual income of $39,300 and a standard deviation of $5600. At a = 0.10, answer parts (a) through (e). Assume the population variances are not equal. Assume the samples are random and independent, and the populations are normally distributed. Question 1 Question 2 (a) Identify the claim and state Ho and Ha. Which is the correct claim below? O A. "The mean annual income in County A is less than in County B." Question 3 O B. "The mean annual income in County A is greater than in County B." C. "The mean annual incomes in Counties A and B are equal." Question 4 O D. "The mean annual incomes in Counties A and B are not equal." What are Ho and Ha? Question 5 The null hypothesis, Ho, is My = H2. The alternative hypothesis, Ha, is My # M2. Which hypothesis is the claim? Question 6 O The alternative hypothesis, Ha O The null hypothesis, Ho Question 7 Help me solve this View an example Get more help - Clear all Final check

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