Answer:
The correct option is;
A. A set of nine data pairs with a correlation coefficient r = -0.4
Step-by-step explanation:
In statistical analysis, it is important to make use of an adequate sample size in order to arrive at a valid result. An analysis with a very small sample size can provide misleading results
When performing regression analysis it is generally accepted by researchers that each variable should have at least 10 observations.
Therefore, the data set having nine data pairs with a negative correlation of -0.4 will provide the most valid result that can then be used for generalization about the larger statistical population.
Answer:
what is this
Step-by-step explanation:
Answer:
9
Step-by-step explanation:
40 -100 = 60 and 60 percent of 15 is 9
If the elevator stopped at the 18th floor and she got in and went 14 floors down and got off, she got off on the 4th floor