1. The table below gives the number of hours a student spent studying for a test and their grade. a.) Draw a scatter plot of the data. Hours Spent Studying 3 2 5 1 0.5 4 3 Grade on Exam 84 77 92 70 60 90 75 b.) Draw the best fit line through the points (5.92) and (1, 70). Grade on Exam 90 80 70 60 c.) Is the correlation positive, negative, or none? f.) Write the equation of the best fit line. 50 d.) Find the slope of the best fit line: (5, 92) & (1,70) (round to one decimal) 0 24 6 8 10 Hours Spent Studying e.) What does the slope mean? g.) Predict the grade for a student who studied for 2.5 hours. Is this an extrapolation or interpolation?
1. The table below gives the number of hours a student spent studying for a test and their grade. a.) Draw a scatter plot of the data. Hours Spent Studying 3 2 5 1 0.5 4 3 Grade on Exam 84 77 92 70 60 90 75 b.) Draw the best fit line through the points (5.92) and (1, 70). Grade on Exam 90 80 70 60 c.) Is the correlation positive, negative, or none? f.) Write the equation of the best fit line. 50 d.) Find the slope of the best fit line: (5, 92) & (1,70) (round to one decimal) 0 24 6 8 10 Hours Spent Studying e.) What does the slope mean? g.) Predict the grade for a student who studied for 2.5 hours. Is this an extrapolation or interpolation?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
Transcribed Image Text:1. The table below gives the number of hours a student spent studying for a test and their grade.
a.) Draw a scatter plot of the data.
Hours Spent
Studying
3
2
2
5
1
0.5
4
3
Grade on Exam
84
77
92
70
60
90
75
b.) Draw the best fit line through the points
(5,92) and (1, 70).
Grade on Exam
90
80
70
60
c.) Is the correlation positive, negative, or none?
f.) Write the equation of the best fit line.
50
d.) Find the slope of the best fit line: (5, 92) & (1,70)
(round to one decimal)
0 2 4 6 8
10
Hours Spent Studying
e.) What does the slope mean?
T1-04 Plus
TEXAS
g.) Predict the grade for a student who studied for 2.5 hours. Is this an extrapolation or interpolation?
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