Rosa’s work finding the median of a set of test scores is shown below.
which statement best describes rosa’s first error?
she should have reordered the elements from least to greatest.
she should have added the elements and divided by 9.
she should have counted repeated elements only once.
she should have found the difference between the first and last elements.

Through: (-3,-3) parallel to y= 7/3x+3

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

Find each value of the five-number summary for this set of data. [note: type your answers as numbers. do not round.] 150, 120, 136, 180, 158, 175, 124, 162 minimum maximum median upper quartile lower quartile