Whether or not you need glasses appears (ha ha) to depend mostly on your genes, but is also influenced by your environment. According to one study, for a family where both parents wear glasses with 5 children, the probability of the children needing glasses is shown below (genetics.thetech.org/ask/ask73). Number of Children with Probability Glasses 0.132 1 0.330 2. 0.330 0.164 4. 0.041 0.003

Diet Dr.Pepper is going old school and putting a "Free DP" notification under 10% of their 20-oz bottle caps. If I purchase a 6-pack of 20-oz bottles, what is the probability that I win at least two free drpeppers?

The probability that a homeowner owns a Blu-ray player is 0.50. The probability that a homeowner owns a wide-screen TV is 0.20. If a homeowner owns a wide-screen TV, the probability that they own a Blu-ray player is 0.70. What is the chance that a randomly selected homeowner owns both a wide-screen TV and a Blu-ray player?

At a particular college 19 percent of the students major in business. All business majors are required to take a statistics course. Of the students not majoring in business, 31 percent of them still have to take a statistics course. What is the probability that a student has to take a statistics course at this particular college? Type your answer as a decimal to 4 decimal places.

You are interested in the number of people that will visit your restaurant in the noon hour. Historically, there is a 10% chance that more than 10 customers will visit, a 30% chance that more than 8 customers will visit, a 50% chance that more than 6 customers will visit, a 80% chance that more than 4 customers will visit, and a 95% chance that at least 2 customers will visit during the noon hour. What is the probability that 4 or less customers will visit the restaurant -- the number required to break even financially for the day?Express your answer as a percent value. So if your answer is 100% for example, enter 100. Round your answer to the nearest percent.

According to TMUSS Quarterly (Totally Made-Up Sports Statistics) April 2017, the probability that the Tampa Bay Buccaneers will score a touchdown on their opening drive is 0.26.  The probability that their defense will have 3 or more sacks in the game is 0.15.  The probability that the Bucs will both score a touchdown on their opening drive and have 3 or more sacks in the game is 0.06.  What is the probability that they will either score a touchdown on the opening drive or have 3 or more sacks in the game?

At her archery lessons, Tess has a 90% chance of getting a bull's eye. Unfortunately, there is only a 40% chance that her instructor will be watching her when she shoots. What is the probability that her instructor will see Tess hit the bull's eye? Explain completely.

You are analysing a factory. Stage 3 of the manufacturing process has a 70% chance of finishing on time. If it does finish on time, the chance of Stage 4 finishing late is 25%. The overall chance of Stage 4 finishing on time is 64.875%. What is the chance that Stage 4 finishes late if Stage 3 finished late?