Mr. Burns organized the grades for 11 students in the boxplot below. None of the students earned the same grade. What percent of
grades are between 79 and 84?
A. 100%
B. 25%
C. 50%
D. 75%
A. 100%
B. 25%
C. 50%
D. 75%
1 answer:
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Answer:
B. A cow of 5 years is predicted to produce 5.5 more gallons per week.
Step-by-step explanation:
Let , where
is the age of the dairy cow, measured in years, and
is the predicted milk production, measured in gallons per week.
Besides, we consider and
, such that
, we define the difference between predicted milk productions (
) below:
(1)
If we know that and
, then the difference between predicted milk productions is:
That is, a cow of 5 years is predicted to produce 5.5 more gallons per week than a cow of 10 years. Hence, the right answer is B.