A line of best fit is a straight line that is able to fit through the points on a graph
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.
In Florida, the mean monthly electric bill is $105, with a standard deviation of $4.00.
Hence, the z-scores for Stephan's IL and FL electric bills. are -0.625 and 0.75 respectively.
Answer:
standard form is Ax + By = C where A, B and C are all integers.
y=5/3x-6/8 First, multiply by LCD 24:
24y = 40x -18
40x - 24y = 18
Division by 2 is recommended (this is because 6/8 should have been reduced to 24, making LCD just 12):
20x - 12y = 9
Step-by-step explanation: