Complete the two-way frequency table below, which shows the relationship between an adults' gender and whether these adults buy a truck or a car for their first new vehicle. From a sample of 88 adults, the following data are collected:

Truck Car Total

Female 5 35

Male 27 21

Total 88

What is the probability (rounded to the nearest whole percent) that an adult will buy a car, given that he is a male? Are the events being male and buying a car independent?

38%; they are dependent

44%; they are dependent

24%; they are independent

21%; they are independent

failurewithasmile
Apr 15, 2017

#1**+2 **

Truck Car Total

Female 5 35 40

Male 27 21 48

Total 32 56 88

P(buying a car given a male ) = 21/88 = .238 ≈ 24%

CPhill
Apr 15, 2017

#2**0 **

Thank you, that's what I came up with but it said I was incorrect. Maybe it's D?

failurewithasmile
Apr 15, 2017