Fitting a Linear Model to Data

Quiz
•
Mathematics
•
11th Grade
•
Hard
+2
Standards-aligned
Anthony Clark
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
This graph shows what type of relationship between the variables?
Positive
Negative
No Relationship
m = 0
Tags
CCSS.8.EE.B.5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
29% of the variation in the y-variable is explained by the variation of the x - variable
7.1% can be explained by other factors
71% of the variation in the y-variable is explained by the variation of the x - variable
The data is unrelated
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determine the correlation of the points on the scatterplot.
Positive Correlation
Negative Correlation
No Correlation
Zero Correlation
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.8.EE.B.5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Morgan has $263.49 in her bank account. She babysits two days each week. Each time she babysits she earns $36. She deposits all the money she earns into her bank account at the end of the week. Which linear equation below best models the relationship between the total amount of money in Morgan's bank account(T) and the number of weeks(w) that have passed?
T = 72w + 263.49
T = 36w + 263.49
T = 263.49w + 36
w = 72T + 263.49
Tags
CCSS.HSF-BF.A.1A
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The table shows the lengths and corresponding ideal weights of sand sharks. Which r-value is more accurate for the data?
r = 0.99
r = -0.90
r = 0.09
r = -0.099
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the equation of the line of best fit?
y= 6x + 2
y = -2x +6
Tags
CCSS.8.EE.B.5
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