The experiment involved tossing three coins simultaneously. The experiment was carried out 100 times, and it was noted that three heads occurred 40 times. What is the difference between the experimental probability of getting three heads and its theoretical probability? Write the answer in the simplest form of fraction.

On the last day of a Shakespeare class, an English teacher asked her students which play they liked the best. She made a table of the results.   Hamlet 11 Macbeth 4 Twelfth Night 1 Romeo and Juliet 6     What is the probability that a randomly selected Shakespeare student likes Hamlet best? Write your answer as a fraction or whole number.   P(Hamlet) =

Determine the probability of obtaining a total score of 6 or 7 on a single throw of two dice. The probability is. (Type an integer or a simplified fraction.)

Six questions are in a multiple-choice quiz. Each question has 5 possible answers. A student guesses at each question.  Find the probability that the student has 4 correct answers. Find the probability that the student passes (earns at least 50%) What is the student's expected number of correct answers?

You took a multiple-choice math test where there were 10 questions and each question had 4 answers to chose from (but only one of them was correct).  What is the probability that you get exactly 9 correct? Be sure to identify your variables.

On a 9 question multiple-choice test, where each question has 4 answers, what would be the probability of getting at least one question wrong?Give your answer as a fraction

There is a football game on Friday evening. If it is raining, 5000 people are expected to attend. If it is not raining, 18000 people are expected. The weather forecast is for 19% chance of rain on Friday. What is the expected attendance at the game?