The table below shows data from a survey about the amount of time high school students spent reading and the amount of time spen
1 answer:
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Answer:
c. 4.27
Step-by-step explanation:
We have been given the regression equation of for predicting number of speeding tickets (Y) from information about driver age (X) as .
To find the predicted number of tickets for a twenty-year-old, we will substitute in our given equation.
Therefore, the predicted number of tickets for a twenty-year-old would be 4.27 tickets.
Answer:
Given: Water in a reservoir dropped by 60%
Step-by-step explanation:
let the total water level of reservoir be 100.
then, in first year
the water reservoir dropped = 60% of 100
= * 100
= 60
therefore, total water level needed to be restored till next year= 100
remaining water level to restore till next year= 100-60
=40
percentage= * 100
=40%