16. (-/2.77 Points DETAILS BBUNDERSTAT12 6.3.026. MY NOTES ASK YOUR TEACHER Porphyrin is a pigment in bloed protoplasm and other body flads that incants body energy and storage tatbe a random variable that represents the number of pepper decidered is the order approximately normally distributed with means - 43 and standard deviation - 1. Find the following probabilities. Round your answers to four decimal places) xin less than 60 (b) greater than 16 (c) is between 10 and (d) is more than 60 (This may indicate an infection, anemia, or other type of MIY NOTES ASK YOUR TEACHER 17. 1-/2.77 Points DETAILS BBUNDERSTAT12 6.3.030.MI. Accrtine is a manufacturer of crystwatches. Accome researchers have shown that the wall have an average for this before tanectronic components delen, ech to become with the standard deviation of watch time is 4 months, and the distribution of unes is normal (a) Acre quarantees al refund on any defective watch for 2 years after purchas what percentage of production will the company expect to rece (Round your answer to two decal places) watches it makes, how long should the guarantee period be to the nearest month? (b) If Acorte does not want to make refunds on months 18. [-/2.77 Points DETAILS BBUNDERSTAT126.3.035. MY NOTES ASK YOUR TEACHER Arely microchip in a concions te has a Me expectancy that normal nution with a man of the ward devin months. When they were in the selles Alpendence company is going to sure the set for so wonder that the only part of the satelite in question is the coup de coent work indey () For how many months should the site bered to be confident that it will beyond the mandate? (Round your awer to the newest month) (b) If the sailte is insured for 4 months, what is the probably that it wil mallocation before the ance coverage and Cound your ser to four domal places.) of the satellites insured for 84 months, what is the expected loss to the murance company Cound your answer to the nearest dollar) 5 (d) of the insurance company charges 3 milion for 8 months of insurance, how much profit does the company expect to make Chound your answer to the nearest dolla) $ MY NOTES ASK YOUR TEACHER 19. (-/2.77 Points) DETAILS BBUNDERSTAT126.5.004 Describe how the variability of the distribution changes as the sample size increases As the sample size increases, the variability decreases As the sample se increases, the variability stays the same As the sample se increases the variability increases It cannot be determined 20. 1-/2.77 Points) DETAILS BBUNDERSTAT12 6.5.006.MI. Suppose x has a distribution with a mean of 90 and a standard deviation of 36. Random samples of size n = 64 are drawn (a) Describe the x distribution and compute the mean and standard deviation of the distribution. x has -Select- distribution with meanwy - and standard deviation ox= (b) Find the z value corresponding to x = 99. (c) Find P(x 5 and ng > 5 are satisfied in this problem? Explain why this would be an important consideration O No, the conditions are not satisfied. This is important because it allows us to say that is approximately normal. Yes, the conditions are satisfied. This is important because it allows us to say that is approximately binomial. O No, the conditions are not satisfied. This is important because it allows us to say that is approximately binomial. Yes, the conditions are satisfied. This is important because it allows us to say that p is approximately normal. 30. [-/2.77 Points) DETAILS BBUNDERSTAT12 8.1.001. Briefly answer the following questions. (a) What is a null hypothesis Ho? O A working hypothesis making a claim about the population parameter in question. O Any hypothesis that differs from the original claim being made. O A specific hypothesis where the claim is that the population parameter does not equal o O A specific hypothesis where the claim is that the population parameter is equal to 0. (b) What is an alternate hypothesis H,? O A specific hypothesis where the claim is that the population parameter does not equal o. O Any hypothesis that differs from the original claim being made. O A specific hypothesis where the claim is that the population parameter is equal to 0. O A working hypothesis making a claim about the population parameter in question. (c) What is a type I error? O Type I error is rejecting the null hypothesis when it is false. Type I error is failing to reject the null hypothesis when it is false. Type I error is rejecting the null hypothesis when it is true. Type I error is failing to reject the null hypothesis when it is true. What is a type II error? Type II error is rejecting the null hypothesis when it is false. Type II error is failing to reject the null hypothesis when it is false. O Type II error is rejecting the null hypothesis when it is true, Type II error is failing to reject the null hypothesis when it is true. (d) What is the level of significance of a test? The probability of a type I error. The probability of a type II error. What is the probability of a type II error? 01-a B O 1-B 16. (-/2.77 Points DETAILS BBUNDERSTAT12 6.3.026. MY NOTES ASK YOUR TEACHER Porphyrin is a pigment in bloed protoplasm and other body flads that incants body energy and storage tatbe a random variable that represents the number of pepper decidered is the order approximately normally distributed with means - 43 and standard deviation - 1. Find the following probabilities. Round your answers to four decimal places) xin less than 60 (b) greater than 16 (c) is between 10 and (d) is more than 60 (This may indicate an infection, anemia, or other type of MIY NOTES ASK YOUR TEACHER 17. 1-/2.77 Points DETAILS BBUNDERSTAT12 6.3.030.MI. Accrtine is a manufacturer of crystwatches. Accome researchers have shown that the wall have an average for this before tanectronic components delen, ech to become with the standard deviation of watch time is 4 months, and the distribution of unes is normal (a) Acre quarantees al refund on any defective watch for 2 years after purchas what percentage of production will the company expect to rece (Round your answer to two decal places) watches it makes, how long should the guarantee period be to the nearest month? (b) If Acorte does not want to make refunds on months 18. [-/2.77 Points DETAILS BBUNDERSTAT126.3.035. MY NOTES ASK YOUR TEACHER Arely microchip in a concions te has a Me expectancy that normal nution with a man of the ward devin months. When they were in the selles Alpendence company is going to sure the set for so wonder that the only part of the satelite in question is the coup de coent work indey () For how many months should the site bered to be confident that it will beyond the mandate? (Round your awer to the newest month) (b) If the sailte is insured for 4 months, what is the probably that it wil mallocation before the ance coverage and Cound your ser to four domal places.) of the satellites insured for 84 months, what is the expected loss to the murance company Cound your answer to the nearest dollar) 5 (d) of the insurance company charges 3 milion for 8 months of insurance, how much profit does the company expect to make Chound your answer to the nearest dolla) $ MY NOTES ASK YOUR TEACHER 19. (-/2.77 Points) DETAILS BBUNDERSTAT126.5.004 Describe how the variability of the distribution changes as the sample size increases As the sample size increases, the variability decreases As the sample se increases, the variability stays the same As the sample se increases the variability increases It cannot be determined 20. 1-/2.77 Points) DETAILS BBUNDERSTAT12 6.5.006.MI. Suppose x has a distribution with a mean of 90 and a standard deviation of 36. Random samples of size n = 64 are drawn (a) Describe the x distribution and compute the mean and standard deviation of the distribution. x has -Select- distribution with meanwy - and standard deviation ox= (b) Find the z value corresponding to x = 99. (c) Find P(x 5 and ng > 5 are satisfied in this problem? Explain why this would be an important consideration O No, the conditions are not satisfied. This is important because it allows us to say that is approximately normal. Yes, the conditions are satisfied. This is important because it allows us to say that is approximately binomial. O No, the conditions are not satisfied. This is important because it allows us to say that is approximately binomial. Yes, the conditions are satisfied. This is important because it allows us to say that p is approximately normal. 30. [-/2.77 Points) DETAILS BBUNDERSTAT12 8.1.001. Briefly answer the following questions. (a) What is a null hypothesis Ho? O A working hypothesis making a claim about the population parameter in question. O Any hypothesis that differs from the original claim being made. O A specific hypothesis where the claim is that the population parameter does not equal o O A specific hypothesis where the claim is that the population parameter is equal to 0. (b) What is an alternate hypothesis H,? O A specific hypothesis where the claim is that the population parameter does not equal o. O Any hypothesis that differs from the original claim being made. O A specific hypothesis where the claim is that the population parameter is equal to 0. O A working hypothesis making a claim about the population parameter in question. (c) What is a type I error? O Type I error is rejecting the null hypothesis when it is false. Type I error is failing to reject the null hypothesis when it is false. Type I error is rejecting the null hypothesis when it is true. Type I error is failing to reject the null hypothesis when it is true. What is a type II error? Type II error is rejecting the null hypothesis when it is false. Type II error is failing to reject the null hypothesis when it is false. O Type II error is rejecting the null hypothesis when it is true, Type II error is failing to reject the null hypothesis when it is true. (d) What is the level of significance of a test? The probability of a type I error. The probability of a type II error. What is the probability of a type II error? 01-a B O 1-B