Independent and Mutually Exclusive Events Answers

Which scenario depicts two independent events?

A month of the year is chosen at random. What is the probability that the month starts with the letter J or the letter M?

When a softball player gets a hit, it can be a single, double, triple, or home run. When Josephine is at bat, the probability that she hits a single is 15 percent and the probability that she hits a double is 5 percent.What is the probability that Josephine hits a single or a double when she is at bat?

A bag contains eleven equally sized marbles, which are numbered. Two marbles are chosen at random and replaced after each selection.

An amusement park reports that the probability of a visitor riding its largest roller coaster is 30 percent, the probability of a visitor riding its smallest roller coaster is 20 percent, and the probability of a visitor riding both roller coasters is 15 percent.Which equation can be used to calculate the probability of a visitor riding the largest or the smallest roller coaster?

All freshmen, sophomores, juniors, and seniors attended a high school assembly. The total student attendance is shown in the table.

A six-sided number cube is rolled twice.What is the probability that the first roll is an even number and the second roll is a number greater than 4?

The probability for event A is 0.4, the probability for event B is 0.2, and the probability of events A and B is 0.1.Why are the events not independent?

Under the best conditions, a sprout has a 40% probability of blooming.If two sprouts are selected at random, what is the probability that both will bloom, under the best conditions?

A bag contains eleven equally sized marbles, which are numbered.