You use a line of best fit for a set of data to make a prediction about and unknown value. the correlation coefficient for your data set is 0.109. how confident can you be that your predicted value will be reasonably close to the actual value? a. i can't be confident at all; this is about as close to a random guess as you can get. b. i can be a little confident; it might be close, or it might be way off. c. i can be very confident; it will be close, but it probably won't be exact. d. i can be certain that my prediction value will match the actual value exactly.

How do i solve uniform motion problems?

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?