PLEAS I NEED HELP WITH THIS ONE FAST MY DEAD LINE IS IN TEN MINUTES
1 answer:
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Given:
The scatter plot and trend line.
To find:
Type of association, slope, equation of trend line and average cost of apple per pound.
Solution:
Form the given graph it is clear that the trend line passes through the two points (0,0) and (12,24).
Slope of trend line is
Slope of trend line is positive. It means, it represents positive correlation.
So, the type of association of the scatter plot is positive association.
Therefore, the slope of trend line is 2.
The trend line passes through (0,0) have slope 2, so the equation of the trend line is
Therefore, the equation of trend line is .
Slope of the line is 2.
Therefore, the average cost of apples per pound is $2.