Mathematics, 15.12.2020 23:50 ZenmasterZack
Anthony plants flowers from seed and each day measures the height of the flowers compared to the soil line. He records his measurements in a scatter plot.
Anthony calculates the equation of the least squares regression line:
Predicted Height =0.56 ·
=
0.56
·
Days in Soil − 3.16
-
3
.
16
Use the drop-down menus to complete the statements below about what this linear model tells you about the height of a flower.
Math item stem image
CLEAR CHECK
The slope of the least squares regression line is .
The units of the slope of the line are .
The slope of the line tells you that for each new day you can predict that a flower's height will by about centimeters.
The
y
-intercept of the least squares regression line is .
The units of the
y
-intercept of the line are .
y
-intercept of the line tells you the .
Answers: 2
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