Mathematics, 08.01.2020 05:31 jimena15

2. mr. grayson's 12th grade biology class is studying
son's height father's height
son
genetics. they are talking about traits that can
(inches)
(inches)
be passed on from generation to generation and
jorge
72.5
71
wondered if they could predict a father's height
brian
68
69
if they knew the height of his son, mr. grayson
asks the boys in the class to measure and record
manuel
73.5
72.5
their heights. then he asks them to go home and
kevin
70.5
measure and record their fathers' heights. the
results are shown in the table.
brandon
66
a. identify the explanatory and response
levi
variables
oscar
69
b. construct a scatter plot using the data. be sure
to label the axes and the graph,
paul
64.5
c. what relationship seems to exist between the
trent
69.5
heights of the students and the heights of their
xavier
72.5
fathers?
d. explain the meaning of the point (70.5, 71),
e. does there appear to be a linear association between the height of the students and the height of their
fathers?
£, what type of association exists between the students' heights and their fathers' heights? state the
association in terms of the quantities.
g. do any of the points appear to vary greatly from the other points? identify the potential outlier. explain
why it is a potential outlier,
3. mr. grayson's 12th grade biology class wondered if
female student/father height
they could predict a father's height if they knew the
height of his daughter. the class collected data and
displayed it as a scatter plot. do you think you could
predict a father's height by knowing his daughter's
73
75_
height? explain your reasoning,
father's height (inches)
59 60 61 62 63 64 65 66 67 68
daughter's height (inches)

Answers: 2

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2. mr. grayson's 12th grade biology class is studying
son's height father's height
son

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