Mr. chen is putting tiles down in his kitchen. the kitchen has a perimeter of 48 feet. the tile costs $5 per square foot. how much will it cost mr. chen to tile his kitchen?

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 standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?