Approximately 70% of statistics students do their homework in time for it to be collected and graded. Each student does homework independently. In a statistics class of 50 students, what is the probability that at least 40 will do their homework on time? Students are selected randomly.   What is a “failure” in words?

I need help on a homework problem for my statistics class.    65% of the time, Richard eats breakfast. What is the probability he eats breakfast at least once during the work week, Monday through Friday? (round your answer to the nearest thousandth)

We are interested in analyzing data related to college football. Use S to denote the team is in the SEC and use W to denote a team has a winning season. The probability that a team is in the SEC in the data set is 5.5%. The probability that a team has a winning season is 52.5%. The probability that a team is in the SEC and has a winning season is 3.55%. What percentage of teams are in the SEC or had a winning season? b. What percentage of people teams are in the SEC and did NOT have a winning season? Given a team had a winning season, what is the probability that they are in the SEC? а. с.

33% of all college students major in STEM (Science, Technology, Engineering, and Math). If 39 college students are randomly selected, find the probability thata. Exactly 13 of them major in STEM. b. At most 15 of them major in STEM. c. At least 11 of them major in STEM.

52% of dogs enjoy biting the mailman. Select 5 random dogs. What's the probability AT LEAST 1 Enjoys biting the mailman, in percentage form

Approximately 18% of shoppers used cellphones to look for deals. THe probability of making a purchase was 0.45 if a person used a cell phone to shop. For a randomly selected shoppers, what is the probability that the person used a cell phone and made a purchase?

A statistics teacher gives a 10-question multiple-choice pop quiz with five answer choices per problem. Brandon is not prepared and has to guess the answer for each of the 10 questions. The teacher explains that students will receive a free homework pass if they answer at least five questions correctly. What is the probability that Brandon will earn a free homework pass? A. 0.006 B. 0.026 C. 0.033 D. 0.967 E. 0.994

Yesterday you set the player to randomly play 75 songs. The list below shows the numbers of each type of music you heard. Country—15     Rap—10     Pop—20     Classical—5 Rock—25 Based on yesterday’s data, what is the probability the next song the player randomly selects will be a classical song?

Approximately 90% of all people are right handed. Consider a grouping of 20 people. What is the probability that 5 of them will be right handed

Internet Doctors: Assume that 55% of adults learn about medical symptoms more often from the Internet than from their doctor. a. Find the probability that three randomly selected adults all learn about medical symptoms more often from the Internet than from their doctor. b. Find the probability that when three adults are randomly selected, at least one of them learns about medical symptoms more often from the Internet than from their doctor.