AnswersConcepts in Probability and Statistics - MA3120 B-CRDescribing and Comparing Data with HistogramsQuestion 2
2
QuizMultiple Choice
Describing and Comparing Data with Histograms
Question 2 • Concepts in Probability and Statistics - MA3120 B-CR
A college graduate seeks a job as an executive assistant and collects data on starting salaries from 200 companies: 100 private and 100 public. The data are summarized in the cumulative relative frequency histograms below.Using the histograms, what is a correct comparison of public and private starting salaries?
Answer
A
Both salary distributions are skewed left.B
In both groups, more than 10 percent of salaries are greater than $55,000.C
The median salary for both groups is between $45,000 and $50,000.D
Both private and public salaries range from a low of $35,000 to $40,000 to a high of $60,000 to $65,000.