Jenny makes food for her hummingbird feeders. the food is made up of 1 part sugar and 4 parts water. she uses 3/4 cup of sugar to make the hummingbird food. how much water should jenny use?

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.

Which of the following parabolas opens down?

What are the measures of angles a, b, and c? show your work and explain your answers. 25 points