Four balls are randomly selected, without replacement, from a bag that contains 10 balls numbered from 1 to 10. Let X denote the largest number selected. (a) List the values X takes. (b) Calculate P(X = 5). (c) Write a formula for the p.m.f. of X. (d) Calculate P(X > 5).

f the temperature at 11:00 p.m. on Wednesday is warmer than Tuesday's temperature (-10 degrees Fahrenheit) but still BELOW ZERO, what is a possible value for the temperature at 11:00 p.m. Wednesday?

Find the given values in function notation f(−2)= f(0)=

A runner runs in a straight line and their distance traveled at time t is given by the formula d(t)=3t-0.05t2, where distance is in feet and t is in minutes.  Find the runners' average speed during the 2-minute interval beginning at time t=1. ANSWER:  ________ feet per minute  If rounding is necessary, round to two digits after the decimal.

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