The population mean and standard deviation are given below. Find the indicated probability and determine whether a sample mean in the given range below would be considered unusual. If convenient, use technology to find the probability. For a sample of n= 40, find the probability of a sample mean being less than 12,749 or greater than 12,752 when p= 12,749 and o=1.3. ....... For the given sample, the probability of a sample mean being less than 12,749 or greater than 12,752 is (Round to four decimal places as needed.)

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Answer these two math problems. The picture are two math problems question
The population mean and standard deviation are given below. Find the indicated probability and determine whether a sample mean in the given range below would
be considered unusual. If convenient, use technology to find the probability.
For a sample of n= 40, find the probability of a sample mean being less than 12,749 or greater than 12,752 when u= 12,749 and o=1.3.
For the given sample, the probability of a sample mean being less than 12,749 or greater than 12,752 is
(Round to four decimal places as needed.)
C......
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Transcribed Image Text:The population mean and standard deviation are given below. Find the indicated probability and determine whether a sample mean in the given range below would be considered unusual. If convenient, use technology to find the probability. For a sample of n= 40, find the probability of a sample mean being less than 12,749 or greater than 12,752 when u= 12,749 and o=1.3. For the given sample, the probability of a sample mean being less than 12,749 or greater than 12,752 is (Round to four decimal places as needed.) C...... 2 Help Question Viewer rces Check Adswer Clear All rary Get More Help - View an Example Help Me Solve This ions X Question 18 (0/1) V Question 17 (1/1) 91°F pe here to search 近
Determine if the finite correction factor should be used. If so, use it in your calculations when you find the probability.
In a sample of 800 gas stations, the mean price for regular gasoline at the pump was $2.869 per gallon and the standard deviation was $0.009 per gallon. A random
sample of size 45 is drawn from this population. What is the probability that the mean price per gallon is less than $2.867?
The probability that the mean price per gallon is less than $2.867 is
....
(Round to four decimal places as needed.)
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Transcribed Image Text:Determine if the finite correction factor should be used. If so, use it in your calculations when you find the probability. In a sample of 800 gas stations, the mean price for regular gasoline at the pump was $2.869 per gallon and the standard deviation was $0.009 per gallon. A random sample of size 45 is drawn from this population. What is the probability that the mean price per gallon is less than $2.867? The probability that the mean price per gallon is less than $2.867 is .... (Round to four decimal places as needed.) arces ess ibrary Clear All Check Adswer Get More Help- View an Example Help Me Solve This otions uestion 18 (0/1) / Question 17 (1/1) 91°F ise(18); ype here to search
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