According to driver safety statistics in a particular area, one percent of drivers reported that they never wear their seatbelts. If two drivers are randomly selected, what's the probability that both of them will be wearing a seatbelt
1. According to driver safety statistics in a particular area, one percent of drivers reported that they never wear their seatbelts. If two drivers are randomly selected, what's the probability that both of them will be wearing a seatbelt?
A. .001
B. .052
C. .048
D. .8116
2. To determine whether a piece of factory equipment is working properly, the floor manager performs a test run of 25 units. Each unit is measured, and the factory worker finds that the standard deviation in the measurements over a long period of time is .001. What's the approximate probability that the mean measurement of the units from the test run will lie within .0001 of the mean unit measurement?
A. .3830
B. .3953
C. .2750
D. .3542
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
