Math Mod Unit 3 Practice Test
Study online at https://quizlet.com/_9zeh50
1. The median of this set of data {23,13,17,11,11} is ____. 13
2. What is the axis of symmetry of the equation x= -4
y=2(x+4)2-1?
3. The mean of this set of data {23,13,17,11,11} is ____. 15
4. slope-intercept form of a linear equation y=mx+b
5. point-slope form of a linear equation y-y1=m(x-x1)
6. standard form of a linear equation Ax+By=C
7. slope of a linear equation m= y2-y1/x2-x1
8. What is the formula to calculate mean? x/n.
9. The mode of this set of data {23,13,17,11,11} is ____. 11
10. The slope of the graph of y=2/3x+4/3 is ____. 2/3
11. A strong positive correlation means the correlation 1
coefficient is close to _____.
12. A scatter plot always shows a relationship between two variables
_____.
13. Use the quadratic formula to find the solution(s) of - x=1/3
0=3x2-4x+1. - x=1
14. The y -intercept of the graph of 3x+6y=12 is ____. 12/6
15. Teresa makes $12 per hour and works 40 hours each $38.40
week. If she budgets 8% of her income for car loan
1/3
Study online at https://quizlet.com/_9zeh50
1. The median of this set of data {23,13,17,11,11} is ____. 13
2. What is the axis of symmetry of the equation x= -4
y=2(x+4)2-1?
3. The mean of this set of data {23,13,17,11,11} is ____. 15
4. slope-intercept form of a linear equation y=mx+b
5. point-slope form of a linear equation y-y1=m(x-x1)
6. standard form of a linear equation Ax+By=C
7. slope of a linear equation m= y2-y1/x2-x1
8. What is the formula to calculate mean? x/n.
9. The mode of this set of data {23,13,17,11,11} is ____. 11
10. The slope of the graph of y=2/3x+4/3 is ____. 2/3
11. A strong positive correlation means the correlation 1
coefficient is close to _____.
12. A scatter plot always shows a relationship between two variables
_____.
13. Use the quadratic formula to find the solution(s) of - x=1/3
0=3x2-4x+1. - x=1
14. The y -intercept of the graph of 3x+6y=12 is ____. 12/6
15. Teresa makes $12 per hour and works 40 hours each $38.40
week. If she budgets 8% of her income for car loan
1/3
