Chapter 6 and 7 practice problems
An auditor of Health Maintenance Services of Georgia reports 40 percent of policyholders 55 years or older submit a claim during the year. Fifteen policyholders are randomly selected for company records.
A. How many of the policy holders would you expect to have filed a claim within the last year?
B. What is the probability that 10 of the selected policyholders submitted a claim last year?
C. What is the probability that 10 or more of the selected policyholders submitted a claim last year?
D. What is the probability that more than 10 of the selected policyholders submitted a claim last year?
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Chapter 6 and 7 practice problems
An auditor of Health Maintenance Services of Georgia reports 40 percent of policyholders 55 years or older submit a claim during the year. Fifteen policyholders are randomly selected for company records.A. How many of the policy holders would you expect to have filed a claim within the last year?B. What is the probability that 10 of the selected policyholders submitted a claim last year?C. What is the probability that 10 or more of the selected policyholders submitted a claim last...
i need to know how to do this on excel. please show through excel if possible...
i need to know how to do this on excel. please show through
excel if possible
Statistical Techniques in Business & Economics, 17th Edition 205 DISCRETE PROBABILITY DISTRIBUTIONS 45. An auditor for Health Maintenance Services of Georgia reports 40% of policyholders 55 years or older submit a claim during the year. Fifteen policyholders are randomly selected for company records. a. How many of the policyholders would you expect to have filed a claim within the last year? b. What is...
Factory workers are constantly encouraged to practice zero tolerance when it comes to accidents in factories....
Factory workers are constantly encouraged to practice zero tolerance when it comes to accidents in factories. Accidents can occur because the working environment or conditions themselves are unsafe. On the other hand, accidents can occur due to carelessness of so-called human error. In addition, the worker's shift, 700 AM 10 300 PM day shift), 300 PM to 1100 PM (evening shift), or 11:00 PM to 7:00 AM graveyard shift), may be a factor During the last year, 400 accidents have...
12. A trucking company determined that the distance traveled per truck per year in its entire...
12. A trucking company determined that the distance traveled per truck per year in its entire fleet was normally distributed with a mean of 55 thousand miles and a standard deviation of 11 thousand miles. a)A truck in the fleet traveled 42 thousand miles in the last vear. Calculate the z-score for this truck. (3 points) b) Interpret the z-score (3 points) c) The trucking company has a policy that any truck with mileage more than 2.5 standard deviations above...
PLZ PLZ help me with number 7,8,9 plz write the answer in text not in image since its hard to read from pic, thank you! 7. | Insurance: Auto State Farm Insurance studies show that in Colorado, 55% of...
PLZ PLZ help me with number 7,8,9 plz write the answer in text
not in image since its hard to read from pic, thank you!
7. | Insurance: Auto State Farm Insurance studies show that in Colorado, 55% of the auto insurance claims submitted for property damage are submitted by males under 25 years of age. Suppose 10 property damage claims involving automobiles are selected at random (a) Let r be the number of claims made by males under age...
I just need answer for case 2 question no 2 and 3 please 148 Chapter 6...
I just need answer for case 2 question no 2 and 3 please
148 Chapter 6 Policy Issues for Older Adults The policies and programs covered in this chapter include: Social Security, a policy impacting retired workers, spouses, dependents, and indi- viduals with disabilities. SSI, a program providing resources for lower income individuals, including older adults and people with disabilities. Medicare, health insurance for older adults and certain people with disabilities. Medicaid, a program providing health care for people with...
1 Diastolic blood pressures are assumed to follow a normal distribution with a mean of 87...
1 Diastolic blood pressures are assumed to follow a normal distribution with a mean of 87 and a standard deviation of 10. a. What proportion of people have diastolic blood pressure less than 90? n have diastolic blood pressur c. If someone has a diastolic blood pressure of 100, what percentile is he/she in? 2. Suppose that the average Lehman College student reports using social media like Facebook and Snapchat an average of 6 hours a week, with a standard...
A three-digit number is formed from nine numbers (1, 2, 3, 4, 5, 6, 7, 8...
A three-digit number is formed from nine numbers (1, 2, 3, 4, 5, 6, 7, 8 & 9). No number can be repeated. How many different three-digit numbers are possible if 1 and 2 will not be chosen together? Select one: a. 462 b. 672 c. 336 d. 210 A tire manufacturer claims that the average life of a certain grade of tire is 50,000 miles or more when used under normal driving conditions. A random sample of 20 tires...
is Question: 6 pts 2 of 15 (8 complete) Luppose the lengths of the pregnancies of...
is Question: 6 pts 2 of 15 (8 complete) Luppose the lengths of the pregnancies of a certain animal are approximately normally di d with mean 160 days and standard deviation 13 days. Complete parts (a) through below .) What is the probability that a randomly selected pregnancy lasts less than 155 days? The probability that a randomly selected pregnancy las less than 155 days is approximately (Round to four decimal places as needed) Interpret this probability Select the correct...
Done AA Ć myopenmath.com 3 vetans 47 p Score on last try: 4 of 7 pts....
Done AA Ć myopenmath.com 3 vetans 47 p Score on last try: 4 of 7 pts. See Details for more. > Next question You can retry this question below The manager of a computer retails store is concerned that his suppliers have been giving him laptop computers with lower than average quality. His research shows that replacement times for the model laptop of concern are normally distributed with a mean of 4.5 years and a standard deviation of 0.5 years....
i need to know how to do this on excel. please show through
excel if possible
Statistical Techniques in Business & Economics, 17th Edition 205 DISCRETE PROBABILITY DISTRIBUTIONS 45. An auditor for Health Maintenance Services of Georgia reports 40% of policyholders 55 years or older submit a claim during the year. Fifteen policyholders are randomly selected for company records. a. How many of the policyholders would you expect to have filed a claim within the last year? b. What is...
Factory workers are constantly encouraged to practice zero tolerance when it comes to accidents in factories. Accidents can occur because the working environment or conditions themselves are unsafe. On the other hand, accidents can occur due to carelessness of so-called human error. In addition, the worker's shift, 700 AM 10 300 PM day shift), 300 PM to 1100 PM (evening shift), or 11:00 PM to 7:00 AM graveyard shift), may be a factor During the last year, 400 accidents have...
12. A trucking company determined that the distance traveled per truck per year in its entire fleet was normally distributed with a mean of 55 thousand miles and a standard deviation of 11 thousand miles. a)A truck in the fleet traveled 42 thousand miles in the last vear. Calculate the z-score for this truck. (3 points) b) Interpret the z-score (3 points) c) The trucking company has a policy that any truck with mileage more than 2.5 standard deviations above...
PLZ PLZ help me with number 7,8,9 plz write the answer in text
not in image since its hard to read from pic, thank you!
7. | Insurance: Auto State Farm Insurance studies show that in Colorado, 55% of the auto insurance claims submitted for property damage are submitted by males under 25 years of age. Suppose 10 property damage claims involving automobiles are selected at random (a) Let r be the number of claims made by males under age...
I just need answer for case 2 question no 2 and 3 please
148 Chapter 6 Policy Issues for Older Adults The policies and programs covered in this chapter include: Social Security, a policy impacting retired workers, spouses, dependents, and indi- viduals with disabilities. SSI, a program providing resources for lower income individuals, including older adults and people with disabilities. Medicare, health insurance for older adults and certain people with disabilities. Medicaid, a program providing health care for people with...
1 Diastolic blood pressures are assumed to follow a normal distribution with a mean of 87 and a standard deviation of 10. a. What proportion of people have diastolic blood pressure less than 90? n have diastolic blood pressur c. If someone has a diastolic blood pressure of 100, what percentile is he/she in? 2. Suppose that the average Lehman College student reports using social media like Facebook and Snapchat an average of 6 hours a week, with a standard...
is Question: 6 pts 2 of 15 (8 complete) Luppose the lengths of the pregnancies of a certain animal are approximately normally di d with mean 160 days and standard deviation 13 days. Complete parts (a) through below .) What is the probability that a randomly selected pregnancy lasts less than 155 days? The probability that a randomly selected pregnancy las less than 155 days is approximately (Round to four decimal places as needed) Interpret this probability Select the correct...
Done AA Ć myopenmath.com 3 vetans 47 p Score on last try: 4 of 7 pts. See Details for more. > Next question You can retry this question below The manager of a computer retails store is concerned that his suppliers have been giving him laptop computers with lower than average quality. His research shows that replacement times for the model laptop of concern are normally distributed with a mean of 4.5 years and a standard deviation of 0.5 years....
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