Consumers With Credit Scores Below 600 Have

Consumers with credit scores below 600 have a very difficult time getting approved for car or mortgage loans. Historically 28% of people had a credit score below 600. Due to the recent financialcrisis, the federal government is concerned that this proportion has increased. To test thishypothesis, a random sample of100people was chosen. From thissample,35people had credit scores less than 600. Using?=0. 10,complete parts a and b below. Determine the critical value(s) of the test statistic. z?=______? (Use a comma to separate answers as needed. Round to two decimal places as needed. )Calculate the test statistic. zp=_____? (Round to two decimal places as needed. )Determine the proper conclusion. Choose the correct answer below. H0. There isinsufficientevidence that the proportion of people with credit scores below 600 has increased. B. Do not rejectH0. There issufficientevidence that the proportion of people with credit scores below 600 has increased. C. RejectH0. There isinsufficientevidence that the proportion of people with credit scores below 600 has increased. D. RejectH0. There issufficientsufficientevidence that the proportion of people with credit scores below 600 has increasedb) p-value=_____ (Round to three decimal places as needed. )

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Consumers with credit scores below 600 have

Question
Consumers with credit scores below 600 have a very difficult time getting approved for car or mortgage loans. Historically 28% of people had a credit score below 600. Due to the recent financialcrisis, the federal government is concerned that this proportion has increased. To test thishypothesis, a random sample of100people was chosen. From thissample,35people had credit scores less than 600. Using?=0.10,complete parts a and b below.

Determine the critical value(s) of the test statistic.

z?=______? (Use a comma to separate answers as needed. Round to two decimal places as needed.)

Calculate the test statistic.

zp=_____? (Round to two decimal places as needed.)

Determine the proper conclusion. Choose the correct answer below.

H0.There isinsufficientevidence that the proportion of people with credit scores below 600 has increased.

B. Do not rejectH0.There issufficientevidence that the proportion of people with credit scores below 600 has increased. C. RejectH0.There isinsufficientevidence that the proportion of people with credit scores below 600 has increased. D. RejectH0.There issufficientsufficientevidence that the proportion of people with credit scores below 600 has increased

b) p-value=_____ (Round to three decimal places as needed.)

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