HW Score: 55%, 10.45 of 19 Homework: Sec 7.2 Question 12, 7.2.34-T Part 1 of 4 points O Points: 0 of 1 Save Question list K A nutritionist claims that the mean tuna consumption by a person is 3.8 pounds per year. A sample of 70 people shows that the mean tuna consumption by a person is 3.5 pounds per year. Assume the population standard deviation is 1.22 pounds. At a = 0.06, can you reject the claim? Question 6 (a) Identify the null hypothesis and alternative hypothesis. O A. Ho: HS3.8 O B. Ho: H > 3.5 O C. Ho: H = 3.8 Question 7 Ha: H > 3.8 Ha: US3.5 Ha: H#3.8 O D. Ho: HS 3.5 OE. Ho: H > 3.8 OF. Ho: H # 3.5 X Question 8 Ha: H > 3.5 Ha: us3.8 Ha: H = 3.5 O Question 9 O Question 10 O Question 11 Nursin O Question 12 cnaedHw Score: 55%, 10.45 of 19 points 0 Points: 0 of 1 Question 13, 7.2.42T Part 1 of 6 Homework: Sec 7.2 A scientist estimates that the mean nitrogen dioxide level in a city is greater than I: Question list I6 24 parts per billion. To test this estimate, you determine the nitrogen dioxide levels 18 25 26 37 24 30 31 19 38 27 28 for 31 randomly selected days. The results (in parts per billion) are listed to the 39 25 17 24 35 17 1716 32 17 29 right. Assume that the population standard deviation is 11. At or = 0.02, can you 24 24 27 37 43 39 22 35 39 support the scientist's estimate? Complete parts (a) through (e). 6 Question 8 (3) Write the claim mathematically and identify H0 and Ha. Choose from the following. 0 Question 9 O A. H0: p=24 (claim) 0 B. H0: p524 (claim) O C. H0: p324 Ha:p>24 Hazp>24 Ha: p>24 (claim) 0 Question 10 O D. H0: p24 (claim) 0 Question 1 1 0 Question 12 0 Question 13 0 Question 14 Homework: Sec 7.2 HW Score: 55%, 10.45 of 19 points 0 Points: 0 of 1 Question 14, 7.2.39-T Part1 of5 Question list Q Question 8 0 Question 9 0 Question 10 0 Question 11 0 Question 12 0 Question 13 0 Question 14 I Afast food restaurant estimates that the mean sodium content in one of its breakfast sandwiches is no more than 910 milligrams. A random sample of 40 breakfast sandwiches has a mean sodium content of 901 milligrams. Assume the population standard deviation is 24 milligrams. At 0: = 0.05, do you have enough evidence to reject the restaurant's claim? Complete parts (a) through (e). E) (a) Identify the null hypothesis and alternative hypothesis. 0 A. H0: p=901 (claim) 0 B. H0: p5910 (claim) 0 C. H0: p910 HaEp2901 O D. H0: p>910 O E. H0: p5901 0 F. H0: p910(claim) Ha: p5910 (claim) Ha: p