1. Dora and Ron share £50 in the ratio 3:7. How much money is one share?
(Hint: 3+7=10 then £50/10 = )

41/2 - 1 1/3 what is the answer as a fraction?

17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year