In one city, customers must pay 6% on all items purchased. The video game controllers cost $18.50 each. If a customer purchases
1 answer:
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r value i.e Correlation between x value and y value = 0.769
=Standard deviation of the x-coordinate = 5.508
=Standard deviation of the y-coordinate = ?=k
Slope of line is given by formula
If slope of line is m, then
m =
m=
Substitute the value of k, i.e Standard deviation of the y-coordinate and then you can get the slope of line to three decimal places.
Answer:
C
Step-by-step explanation:
From the table we see that
Thus, the inverse function has the rule
This gives us that ordered pairs
are on the graph of the inverse function