Atown has 100 homes in it. according to a census, the actual distribution of pets in these homes gives a median of 0.8 pets and a mode of 1 pet. a student surveys 10 of these homes and finds nearly identical data: a median of 0.7 pets per home with a mode of 1. the student’s small survey gives nearly the same results as the much larger census because the

a) town itself is very small.

b) student simply got lucky.

c) student made a miscalculation

d) variation in the number of pets per house is small.

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.

How is this equation completed? i cannot find any examples in the book.

The trapezoid is composed of a rectangle and two triangles. what is the area of the rectangle? what is the total area of the triangles? what is the area of the trapezoid? a) 48 cm2; 32 cm2; 80 cm 2 b) 48 cm2; 16 cm2; 64 cm 2 c) 128 cm2; 32 cm2; 160 cm 2 d) 128 cm2; 16 cm2; 144 cm 2