Line and Curve of Best Fit Review

Quiz
•
Mathematics
•
9th Grade
•
Easy
Standards-aligned
Anthony Clark
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
find line of best fit using calculator through these points (0,0)(1,2) (3,5) (6,7)
y=65x+7
y=1.14x+.64
y=1.5x+64
Tags
CCSS.8.EE.B.5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The number of complaints a company received at the end of each of six weeks is shown in this table. Based on the line of best fit, how many complaints should the company expect at the end of week 8?
75
91
96
110
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A scientist dropped an object from a height of 200 feet. She recorded the height of the object in 0.5-second intervals. Her data is shown.
Based on a quadratic model, which best approximates the height at 3 seconds?
52 feet
55 feet
65 feet
80 feet
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
For which set of data would a linear model best fit?
Tags
CCSS.8.F.A.3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Using the equation of the line of best fit, which number is the best prediction of the output when the input is 13?
170
127
159
178
Tags
CCSS.HSF-LE.A.1B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
This table shows the number of months used and the approximate distances driven, in miles, for six buses in a school district. Using the line of best fit for these data, which value is the best prediction of the distance, in miles, by a bus that has been used for 40 months?
79,100
86,400
91,400
68,000
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which equation best represents this data set?
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