Statistical Variables
A researcher believes that working out a colder temperatures will burn more calories
because a person has to burn more calories to keep warm. The researcher decides
to study various groups of people working out at different temperatures and
measure their progress.
How would you describe the temperature in the study?

A) Independent Variable
(Treatment Variable)

B) Dependent Variable
(Variable of Interest)

C) Confounding Variable

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.

Well if you have 20 bats you probably want 20 balls? you don’t have enough context to answer the question.