Chapter 4: Q9. (page 244)
Write an equation of the line with the given conditions.
.
Short Answer
The equation of the straight line for the given condition is .
Chapter 4: Q9. (page 244)
Write an equation of the line with the given conditions.
.
The equation of the straight line for the given condition is .
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Get started for freeWrite the given equation in standard form.
Write an equation of a line in slope-intercept form with the given slope and-intercept. Then graph the equation.
Slope: , -intercept:
Graph each equation.
Read each question. Then fill in the correct answer on the answer document provided by your teacher or on a sheet of paper.
If the graph of a line has a positive slope and a negative-intercept, what happens to the–intercept if the slope and the–intercept are doubled?
F The–intercept becomes four times as great.
G The–intercept becomes twice as great.
H The–intercept becomes one-fourth as great.
J The–intercept remains the same.
The table shows the relationship between years of experience and teacher salary.
Years Experience | 1 | 5 | 10 | 15 | 20 |
Salary (thousands of dollars) | 28 | 31 | 42 | 49 | 64 |
a. Write an equation for the best-fit line.
b. Find the correlation coefficient and explain what it tells us about the relationship between experience and salary.
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