According to the Cable and Telecomm. Association for Marketing, 30% of cable television subscribers owned a high-definition television (HDTV) in 2007. In random sample of 15 cable television subscribers in 2007, what is the probability that exactly 5 owned an HDTV?

What is the probability that a randomly selected participant tasted apples and preferred non-organic?

Eight of the 50 digital video recorders (DVRs) in an inventory are known to be defective. What is the probability that a randomly selected item is defective?

Approximately 10% of the population is left-handed. What is the probability that exactly two students among the 20 students in a Statistics class is left-handed?

Of the last 60 people who went to the cash register at a department store, 13 had blond hair, 19 had black hair, 22 had brown hair, and 6 had red hair. Determine the empirical probability that the next person to come to the register has blond hair.

According to the American Automobile Association (AAA), 5.3% of Americans plan to travel by car over the next holiday weekend and 82.8% plan to stay home. What is the probability that a randomly selected American plans to stay home or travel by car over the next holiday weekend?

A pew research center survey asked adults in the United States which technology would be very hard to give up. The following responses were obtained internet 70% smart phone 60% email 30% and land line 25%. If 20 adults internet uses are surveyed what is the probability that 3 users will report that it would be very hard to give up?

According to a survey conducted by Deloitte in 2017, 0.4532 of U.S. smartphone owners have made an effort to limit their phone use in the past. In a sample of 90 randomly selected U.S. smartphone owners, what is the probability that between 37 and 39 (inclusively) will have attempted to limit their cell phone use in the past?

Do cat owners sleep better than those without cats? To help answer this question, a cat enthusiast obtained a random sample of 500 Canadians, each of whom answered two questions: 1. do you have a cat? (yes or no), 2. How well do you sleep? (good, neutral, bad). The dataset “CatSleep.xlsx” contains her findings.   Find the probability that a randomly selected Canadian is a bad sleeper and a cat owner. Find the probability that a randomly selected Canadian is a neutral sleeper or a cat owner. Find the probability that a randomly selected non-cat owner is a bad sleeper. That is, find the probability that a randomly selected Canadian is a bad sleeper, given they are not a cat owner Can you handwrite the solution?

Based on data from AMSC Online Instruction project, 77% of adult learners use social network sites. If two adult learners are randomly selected, what is the probability that  they use social network