In a test of a​ gender-selection technique, results consisted of 294 baby girls and 272 baby boys. Based on this​ result, what is the probability of a girl born to a couple using this​ technique? Does it appear that the technique is effective in increasing the likelihood that a baby will be a​ girl?

80% of U.S. drivers over the age of 30 have had a speeding ticket and 55% of those have also been in an accident while behind the wheel. What is the probability that a randomly selected US driver over the age of 30 has had a speeding ticket and also been in an accident while behind the wheel?

A study was conducted to determine whether there were significant differences between college students admitted through special programs (such as retention incentive and guaranteed placement programs) and college students admitted through the regular admissions criteria. It was found that the graduation rate was 91.5% for the college students admitted through special programs. If 11 of the students from the special programs are randomly selected, find the probability that at least 10 of them graduated. prob If 11 of the students from the special programs are randomly selected, find the probability that eactly 8 of them graduated. prob Would it be unusual to randomly select 11 students from the special programs and get exactly 8 that graduate? no, it is not unusual yes, it is unusual If 11 of the students from the special programs are randomly selected, find the probability that at most 8 of them graduated. prob = Would it be unusual to randomly select 11 students from the special…

For a particular species of wolf, 48% are female, 30% hunt in medium-sized packs, and 10% are both female and hunt in medium-sized packs What is the probability of selecting a wolf that is female, given that it hunts in a mediumsized pack?