Question 1
If two groups of numbers have the same mean, then
◦
their standard deviations must also be equal
◦
their medians must also be equal
◦
their modes must also be equal
◦
None of these alternatives is correct.
Question 2
In a five number summary, which of the following is not used for data summarization?
◦
the smallest value
◦
the largest value
◦
the mean
◦
the 25th percentile