Fifteen out of 60 participants scored between 17 and 21 on a test. what is the relative frequency of the class interval 17-21?

What are the relative frequencies to the nearest hundredth of the columns of the two-way table?

Write two subtraction equations that are equivalent to 5 + 12 = 17.

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.