Linear Regression
9th Grade
•18 Qs
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Linear Regression
Quiz
•
Mathematics
•
9th Grade
•
Medium
+1
Standards-aligned
Doreen Masillo
Used 3+ times
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18 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
A restaurant sells pizza for the prices in the data table. Calculate the linear regression equation of the data.
y = 1.5x + 12
y = 12x + 1.5
y = 0.67x - 8
y = -8x + 0.67
Tags
CCSS.8.EE.C.8C
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The scatter plot shows the relationship between the number of chapters and the total number of pages for several books. Use the trend line to predict how many chapters would be in a book with 180 pages.
Tags
CCSS.HSF.BF.A.2
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
A restaurant sells pizza for the prices in the data table. Calculate the linear regression equation of the data.
Tags
CCSS.8.EE.C.8C
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
A person travels by car. They record their miles driven in a data table. Calculate the linear regression equation of this data.
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The chart below tracts starting salaries for health care workers since the year 2000. Using linear regression, find the equation of best fit. Round decimals to 3 places.
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Find the equation of the line of best fit for the given data
y = 163.41x+1.49
y =- 163.41x+ 4.19
y =- 4.19x+163.41
y = 4.19x -163.41
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Write the linear regression equation for the following data points. Round to the nearest hundredth.
Tags
CCSS.8.EE.C.8C
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