70 miles per hour 5280 feet per mile 5280 x 70 = 369600 feet per hour 3600 seconds per hour 369600 divided by 3600 = 102.67 feet per second (rounded to the nearest hundredth)
A. 1-255255/29012901=0.991202017 is the probability of not making an obscene gesture. b. The probability of none of 5050 making an obscene gesture is (a) raised to the power of 5050: 4.1591E-20 approx. We have not used the 5% rule in this binomial distribution.