1. Two variables are plotted on a scatterplot and the points on the plot are completely random with no identifiable pattern.
What is the likely correlation between the two variables?
-Close to 1.0
-Close to 0
-Close to -1.0
-Close to 2.0
2. Which two statistics are not adversely influenced by outliers? Choose two answers?
- Mean of a sample
-Median of a sample
-Interquartile range of a sample
-Standard deviation of a sample