Sta2023 Quiz 2 Already Passed

Suppose that you had the following data set. 100 200 250 275 300 Suppose that the value 250 was a typo, and it was suppose to be 260. How would the value of the standard deviation change? {Ans: It would pretty much stay the same.}The annual maximum flows for pre and post 1974 have been plotted on the same axis. The green represents pre 1974 and the blue represents post 1973. Is there evidence that the maximum peak flows may be lower post 1973? (units = m^3s^{-1}m3s−1) {Ans: Yes, the range for annual maximum flow pre 1974 is higher than the range for annual maximum flow post 1973.}First let's take a look at precipitation over the course of a year in High Springs ( a small town north of Gainesville, near the Sante Fe River). (Please note that they start the year at O - October. Then the months are denoted by their first letter in order.) Which statement best describes the boxplots? {Ans: The median rain fall for June is higher than for May.}The students in a summer class responded to a survey about the cost of their last haircut. Below is a histogram of that