Answer: The z-scores for Stephan's IL and FL electric bills. are -0.625 and 0.75 respectively.
Step-by-step explanation:
Given: Average monthly electric bill in Illinois = $83
Average monthly electric bill in Florida = $102
Formula of z :
In Illinois, the mean monthly electric bill is $85, with a standard deviation of $3.20.
![z=\dfrac{83-85}{3.20}= -0.625](https://tex.z-dn.net/?f=z%3D%5Cdfrac%7B83-85%7D%7B3.20%7D%3D%20-0.625)
In Florida, the mean monthly electric bill is $105, with a standard deviation of $4.00.
![z=\dfrac{105-102}{4}=\dfrac{3}{4}=0.75](https://tex.z-dn.net/?f=z%3D%5Cdfrac%7B105-102%7D%7B4%7D%3D%5Cdfrac%7B3%7D%7B4%7D%3D0.75)
Hence, the z-scores for Stephan's IL and FL electric bills. are -0.625 and 0.75 respectively.
Please please lord thank you lord lord thank you please thank you lord lord thank you for help me help you thank you lord lord for help thank lord for help for you thank you lord lord please thank you lord lord for you please thank you lord lord please thank you lord thank lord for help please lord lord help thank you lord lord for you please thank you lord thank you lord lord for you please thank you lord
Answer:
$123.25
Step-by-step explanation:
A selling price reflecting a 45% markup can be found by multiplying the wholesale price ($85) by (1 + 0.45), or 1.45:
1.45($85) = $123.25