If a researcher wants to examine the relationship among variables and not the difference, what test statistics should he or she use?

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.