What is the difference between a histogram and a bar chart? a. There is no difference. They are exactly the same.
b. A histogram is a more accurate representation of a bar chart.
c. A bar chart displays a quantitative variable on the horizontal axis, whereas a histogram does not.
d. A bar chart displays a categorical variable on the horizontal axis, whereas a histogram does not.

For what value of (y) is 3^3/3^y =1/9

What is the angle measure, or angle of depression, between this bird and the bird watcher?

Aresearcher believes increased perceived control influence the well-being of residents at a nursing home. to test this , she allowed one group of residents to have control over their daily lies, (where to eat etc) . the other group of 5 residents had these deceisions made by staff. the resident's feelings of well-being were measured on a 10 point scale at the end of a one month trial period. is there a difference on well-being?