Based on historical data, your manager believes that 28% of the company's orders come trom first- time customers. A random sample of 86 orders will be used to estimate the proportion of first-time- customers. Show your answer to 4 decimal places if necessary. a. What is the distribution of p? p - N( b. What is the probability that the sample proportion is less than 0.24? c. What is the probability that the sample proportion is between 0.28 and 0.31?

A survey of 100 people showed that 25 own a car, 58 own a bicycle, and 17 own both a car and a bicycle. How many people own a car or a bicycle? The number of people that own a car or a bicycle is (Simplify your answer.)

A random sample of BYU-Idaho students was surveyed and asked if they were in favor of retaining the penny as a form of currency in the United States. Out of the 116 women surveyed, 80 said that they were in favor of retaining the penny as a form of currency. Of the 137 men surveyed, 91 said that they were in favor of retaining the penny. Difference = Women - Men The picture below is the question. Use the information above to help.

My professor said the answer to question 2 is .61????