What is the probability that at least 70 use their phone at least once per hour?

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships

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?

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set