Please help me with the following questions. Thank you.
Southern New Hampshire Uni x | @ 6-3 Homework: Chapter 7 (Se x Question 3 - 6-3 Homework: (X Course Hero X G take a screen shot - Google S X + X C A ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fnewconnect.mheducation.com%252F#/activity/questi... > 6-3 Homework: Chapter 7 (Sections 71 through 7.4) Saved Help Save & Exit Submit * You received no credit for this question in the previous attempt. View previous attempt Check my work 3 Joan's finishing time for the Bolder Boulder 10K race was 1.67 standard deviations faster than the women's average for her age group. There were 415 women who ran in her age group. Assuming a normal distribution, how many women ran faster than Joan? (Round down your answer to the nearest whole number.) 5 points Number of women eBook Ask Print References Mc Type here to search 1:54 PM 8/11/2021Southern New Hampshire Uni x | @ 6-3 Homework: Chapter 7 (Se x Question 4 - 6-3 Homework: (X Course Hero X G take a screen shot - Google S X + X C A ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fnewconnect.mheducation.com%252F#/activity/questi... > 6-3 Homework: Chapter 7 (Sections 71 through 7.4) Saved Help Save & Exit Submit * You received no credit for this question in the previous attempt. View previous attempt Check my work 4 High school students across the nation compete in a financial capability challenge each year by taking a National Financial Capability Challenge Exam. Students who score in the top 17 percent are recognized publicly for their achievement by the Department of the Treasury. Assuming a normal distribution, how many standard deviations above the mean does a student have to score to be publicly 5 recognized? (Round your answer to 2 decimal places.) points eBook Standard deviations Ask Print References Mc Type here to search 1:54 PM 8/11/2021Southern New Hampshire Uni x | @ 6-3 Homework: Chapter 7 (Se x Question 5 - 6-3 Homework: (X Course Hero X G take a screen shot - Google S X + X C A ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fnewconnect.mheducation.com%252F#/activity/questi... > 6-3 Homework: Chapter 7 (Sections 71 through 7.4) Saved Help Save & Exit Submit * You received no credit for this question in the previous attempt. View previous attempt Check my work 5 Last year's freshman class at Big State University totaled 5,320 students. Of those, 1,262 received a merit scholarship to help offset tuition costs their freshman year (although the amount varied per student). The amount a student received was /($3,450, $480). If the cost of full tuition was $4,050 last year, what percentage of students who received a merit scholarship did not receive enough to cover 5 full tuition? (Round your answer to the nearest whole percent.) points Percentage of students :% eBook Hint Ask Print References Mc 1:56 PM Type here to search 8/11/2021Southern New Hampshire Uni x 3 6-3 Homework: Chapter 7 (Se x Question 7 - 6-3 Homework: (X Course Hero X G take a screen shot - Google S X + X C A ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fnewconnect.mheducation.com%252F#/activity/questi... * 6-3 Homework: Chapter 7 (Sections 71 through 7.4) Saved Help Save & Exit Submit * You received no credit for this question in the previous attempt. View previous attempt Check my work 7 The weight of a small Starbucks coffee is a normally distributed random variable with a mean of 320 grams and a standard deviation of 14 grams. Find the weight that corresponds to each event. (Use Excel or Appendix C to calculate the z-value. Round your final answers to 2 decimal places.) 10 points eBook a. Highest 30 percent b . Middle 70 percent to Hint C. Highest 90 percent Ask d. Lowest 20 percent Print References Mc 1:58 PM Type here to search 8/11/2021Southern New Hampshire Uni x 3 6-3 Homework: Chapter 7 (Se x Question 8 - 6-3 Homework: (X Course Hero X G take a screen shot - Google S X + X C A ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fnewconnect.mheducation.com%252F#/activity/questi... > 6-3 Homework: Chapter 7 (Sections 71 through 7.4) Saved Help Save & Exit Submit * You received no credit for this question in the previous attempt. View previous attempt Check my work 8 Tire pressure monitoring systems (TPMS) warn the driver when the tire pressure of the vehicle is 26% below the target pressure. Suppose the target tire pressure of a certain car is 28 psi (pounds per square inch.) 10 (a) At what psi will the TPMS trigger a warning for this car? (Round your answer to 2 decimal place.) points When the tire pressure is psi. eBook Ask Print References (b) Suppose tire pressure is a normally distributed random variable with a standard deviation equal to 3 psi. If the car's average tire pressure is on target, what is the probability that the TPMS will trigger a warning? (Round your answer to 4 decimal places.) Probability Mc Type here to search OP w 9 M V ~ GiDENG 2:00 PM 8/11/2021Southern New Hampshire Uni x 3 6-3 Homework: Chapter 7 (Se x Question 8 - 6-3 Homework: (X Course Hero X G take a screen shot - Google S X + X C A ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fnewconnect.mheducation.com%252F#/activity/questi... > 6-3 Homework: Chapter 7 (Sections 71 through 7.4) Saved Help Save & Exit Submit * You received no credit for this question in the previous attempt. View previous attempt Check my work 8 10 points (c) The manufacturer's recommended correct inflation range is 26 psi to 30 psi. Assume the tires' average psi is on target. If a tire on eBook the car is inspected at random, what is the probability that the tire's inflation is within the recommended range? (Round your intermediate calculations and final answer to 4 decimal places.) Ask Print Probability References Mc Type here to search 2:00 PM 8/11/2021 53Southern New Hampshire Uni x | @ 6-3 Homework: Chapter 7 (Se x Question 2 - 6-3 Homework: (X Course Hero X G take a screen shot - Google S X + X C A ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fnewconnect.mheducation.com%252F#/activity/questi... 6-3 Homework: Chapter 7 (Sections 71 through 7.4) Saved Help Save & Exit Submit * You received no credit for this question in the previous attempt. View previous attempt Check my work 2 Find the mean and standard deviation for each uniform continuous model. (Round "Mean" answers to 1 decimal place and "Standard deviation" answers to 4 decimal places.) 5 Mean Standard points Deviation U(3, 10) eBook b . U(80, 230) C. U(2, 90 ) Ask Print References Mc Graw Hill
