An insurance company states that at least 86% of its claims are settled within 30 days....
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An insurance company states that at least 86% of its claims are settled within 30 days....
(12 points) An insurance company states that at least 89% of its claims are settled within...
(12 points) An insurance company states that at least 89% of its claims are settled within 30 days. A consumer group selected a random sample of 61 of the company's claims to test this statement. They found that 51 of the claims were settled within 30 days. Does the consumer group have evidence to disbelieve the insurance company's claim? 1. Write the hypotheses to test if the rate of claims settled within 30 days is less than 89%. Ho: The...
(1 point) An insurance company states that at least 86% of its claims are settled within...
(1 point) An insurance company states that at least 86% of its claims are settled within 30 days. A consumer group selected a random sample of 73 of the company's claims to test this statement. They found that 60 of the claims were settled within 30 days. Does the consumer group have evidence to disbelieve the insurance company's claim? 1. Write the hypotheses to test if the rate of claims settled within 30 days is significantly less than 86%. H0H0:...
1. state farm insurance company states that 90% of its claims are settled within 5 weeks....
1. state farm insurance company states that 90% of its claims are settled within 5 weeks. A consumer group selected a random sample of 100 of the company’s claims to test this statement. If the consumer group found that 75 of the claims were settled within 5 weeks, do they have sufficient reason to support their contention that fewer than 90% of the claims are settled within 5 weeks? Complete the test at the 0.05 level of significance using the...
I need help with the last question in #2 and I need help with #3 (12...
I need help with the last question in #2 and I need help with
#3
(12 points) An insurance company states that at least 88% of its claims are settled within 30 days. A consumer group selected a random sample of 67 of the company's claims to test this statement. They found that 57 of the claims were settled within 30 days. Does the consumer group have evidence to disbelieve the insurance company's claim? 1. Write the hypotheses to test...
18. An insurance company states that it settles 85% of all life insurance claims within 30...
18. An insurance company states that it settles 85% of all life insurance claims within 30 days. A consumer group asks the state insurance commission to investigate. In a sample of 250 life insurance claims, 203 were settled within 30 days. a. Test whether the true proportion of all life insurance claims made to this company that are settled within 30 days is less than 85%, at the 5% level of significance. b. Compute the observed significance of the test.
Please only answer if you know how to get the p-value. I've asked this question multiple...
Please only answer if you know how to get the p-value. I've
asked this question multiple times and keep getting the wrong
answer. Thank you!
Problem Valur por Problem Score Attempts Remain 1 point) An in c e company states that at least of its claims are sented within 30 days. A consumer group selected a found that of them were within 30 days. Does the consumer group have evidence to disbelieve the ndom sample of 66 of the company's...
Select the correct Null and Alternative Hypothesis for the following situation: A consumer group claims that...
Select the correct Null and Alternative Hypothesis for the following situation: A consumer group claims that 590 out of 1,000 insurance claims are settled within 30 days. An insurance company states that this is not the proportion of claims that are settled within 30 days. a) Ho: p ≠ .5900 Ha: p > .5900 b) Ho: p = .5900 Ha: p ≠ .5900 c) Ho: p ≠ .5900 Ha: p = .5900 d) Ho: p ≠ .5900 Ha: p <...
A telephone company claims that 20% of its customers have at least 2 telephone lines. The...
A
telephone company claims that 20% of its customers have at least 2
telephone lines. The company selects a random sample of 500
customers and finds that 88 have two or more telephone lines. If
Alfa = 0.05, test the company's claim.
A telephone company claims that 20% of its customers have at least 2 telephone lines. The company selects a random sample of 500 customers and finds that 88 have two or more telephone lines. If Alfa = 0.05,...
To step Tro 07:30 A salesman for a new manufacturer of cellular phones claims not only...
To step Tro 07:30 A salesman for a new manufacturer of cellular phones claims not only that they cost the retailer less but also that the percentage of defective cellular phones found among his products. (Pi ). will be no higher than the percentage of defectives found in a competitor's line. (P2). To test this statement, the retailer took a random sample of 130 of the salesman's cellular phones and 105 of the competitor's cellular phones. The retailer found that...
A life insurance company has recently restructured jobs in their claims processing division. A main goal...
A life insurance company has recently restructured jobs in their claims processing division. A main goal of the change was to decrease the amount of time to process claims. Prior to the restructure, claims took an average of 14.5 work days to process. To test the effectiveness of the new job structure, the division manager collected a random sample of 100 claims 6 months after the restructure and found that they took an average of 12.7 work days to process,...
(12 points) An insurance company states that at least 89% of its claims are settled within 30 days. A consumer group selected a random sample of 61 of the company's claims to test this statement. They found that 51 of the claims were settled within 30 days. Does the consumer group have evidence to disbelieve the insurance company's claim? 1. Write the hypotheses to test if the rate of claims settled within 30 days is less than 89%. Ho: The...
I need help with the last question in #2 and I need help with
#3
(12 points) An insurance company states that at least 88% of its claims are settled within 30 days. A consumer group selected a random sample of 67 of the company's claims to test this statement. They found that 57 of the claims were settled within 30 days. Does the consumer group have evidence to disbelieve the insurance company's claim? 1. Write the hypotheses to test...
18. An insurance company states that it settles 85% of all life insurance claims within 30 days. A consumer group asks the state insurance commission to investigate. In a sample of 250 life insurance claims, 203 were settled within 30 days. a. Test whether the true proportion of all life insurance claims made to this company that are settled within 30 days is less than 85%, at the 5% level of significance. b. Compute the observed significance of the test.
Please only answer if you know how to get the p-value. I've
asked this question multiple times and keep getting the wrong
answer. Thank you!
Problem Valur por Problem Score Attempts Remain 1 point) An in c e company states that at least of its claims are sented within 30 days. A consumer group selected a found that of them were within 30 days. Does the consumer group have evidence to disbelieve the ndom sample of 66 of the company's...
A
telephone company claims that 20% of its customers have at least 2
telephone lines. The company selects a random sample of 500
customers and finds that 88 have two or more telephone lines. If
Alfa = 0.05, test the company's claim.
A telephone company claims that 20% of its customers have at least 2 telephone lines. The company selects a random sample of 500 customers and finds that 88 have two or more telephone lines. If Alfa = 0.05,...
To step Tro 07:30 A salesman for a new manufacturer of cellular phones claims not only that they cost the retailer less but also that the percentage of defective cellular phones found among his products. (Pi ). will be no higher than the percentage of defectives found in a competitor's line. (P2). To test this statement, the retailer took a random sample of 130 of the salesman's cellular phones and 105 of the competitor's cellular phones. The retailer found that...
A life insurance company has recently restructured jobs in their claims processing division. A main goal of the change was to decrease the amount of time to process claims. Prior to the restructure, claims took an average of 14.5 work days to process. To test the effectiveness of the new job structure, the division manager collected a random sample of 100 claims 6 months after the restructure and found that they took an average of 12.7 work days to process,...
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