A random sample of 10 parking meters in a resort community showed the following incomes for a day. Assume the incomes are normally distributed. Find the 95% confidence interval for the true mean. Round to the nearest cent. $3.60 $4.50 $2.80 $6.30 $2.60 $5.20 $6.75 $4.25 $8.00 $3.00 OA. ($4.81, $6.31) O B. ($1.35, $2.85) OC. ($3.39, $6.01) OD. ($2.11, $5.34)
A random sample of 10 parking meters in a resort community showed the following incomes for a day. Assume the incomes are normally distributed. Find the 95% confidence interval for the true mean. Round to the nearest cent. $3.60 $4.50 $2.80 $6.30 $2.60 $5.20 $6.75 $4.25 $8.00 $3.00 OA. ($4.81, $6.31) O B. ($1.35, $2.85) OC. ($3.39, $6.01) OD. ($2.11, $5.34)
MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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![A random sample of 10 parking meters in a resort community showed the following incomes for a day. Assume the incomes are normally distributed. Find the 95% confidence interval for the true mean. Round to the
nearest cent.
$3.60 $4.50 $2.80 $6.30 $2.60 $5.20 $6.75 $4.25 $8.00 $3.00
OA. ($4.81, $6.31)
OB. ($1.35, $2.85)
OC. ($3.39, $6.01)
OD. ($2.11, $5.34)
...](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F311cb832-7bc4-4420-9b24-a06277add220%2F1054742a-4237-4d98-9992-575e566e8728%2Ftc3m2gf_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A random sample of 10 parking meters in a resort community showed the following incomes for a day. Assume the incomes are normally distributed. Find the 95% confidence interval for the true mean. Round to the
nearest cent.
$3.60 $4.50 $2.80 $6.30 $2.60 $5.20 $6.75 $4.25 $8.00 $3.00
OA. ($4.81, $6.31)
OB. ($1.35, $2.85)
OC. ($3.39, $6.01)
OD. ($2.11, $5.34)
...
![A simple random sample of size n = 40 is drawn from a population. The sample mean is found to be x = 121.2 and the sample standard deviation is found to be s = 12.9. Construct a 99% confidence interval for the
population mean.
The lower bound is
The upper bound is
(Round to two decimal places as needed.)
(Round to two decimal places as needed.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F311cb832-7bc4-4420-9b24-a06277add220%2F1054742a-4237-4d98-9992-575e566e8728%2Fymq7agi_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A simple random sample of size n = 40 is drawn from a population. The sample mean is found to be x = 121.2 and the sample standard deviation is found to be s = 12.9. Construct a 99% confidence interval for the
population mean.
The lower bound is
The upper bound is
(Round to two decimal places as needed.)
(Round to two decimal places as needed.)
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