Question

define and distinguish among positive correlation, negative correlation, and no correlation. how do we determine the strength of a correlation? define positive correlation. choose the correct answer below. a. positive correlation means that there is a good relationship between the two variables. b. positive correlation means that there is no apparent relationship between the two variables. c. positive correlation means that both variables tend to increase (or decrease) together d. positive correlation means that two variables tend to change in opposite directions, with one increasing while the other decreases.

Explanation:

Positive correlation occurs when two variables move in the same direction. That is, as one variable increases, the other also increases, and as one decreases, the other decreases. Options A and B do not accurately define positive - correlation. Option D describes negative correlation.

Answer:

C. Positive correlation means that both variables tend to increase (or decrease) together