Question
According to a survey conducted at the local DMV, 50% of drivers who drive to work stated that they regularly exceed the posted speed limit
According to a survey conducted at the local DMV, 50% of drivers who drive to work stated that they regularly exceed the posted speed limit on their way to work. Suppose that this result is true for the population of drivers who drive to work. A random sample of 12 drivers who drive to work is selected. Use the binomial probabilities table (Table I of Appendix B) or technology to find to 3 decimal places the probability that the number of drivers in this sample of 12 who regularly exceed the posted speed limit on their way to work is
a. at most 6
Probability =
b. 7 to 9
Probability =
c. at least 8
Probability =
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started