Giving a test to a group of students, the grades and gender are summarized below   A B C Total Male 10 7 16 33 Female 9 19 13 41 Total 19 26 29 74 If one student was chosen at random, find the probability that the student was female.

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A quick quiz consists of a true/false question followed by a multiple-choice question with 6 possible answers. If both questions are answered with random guesses, find the probability that both responses are correct. Report the answer as a percent rounded to two decimal place accuracy. You need not enter the "%" symbol. Probability =

Suppose a jar contains 17 red marbles and 22 blue marbles. If 2 marbles are randomly chosen from the jar at the same time, find the probability that both marbles are red. Round your answer to four decimal places. Question Help: D Video

Find the probability of answering three multiple choice questions correctly if random guesses are made. Assume that each question has four choices for the answer. Type your answer as a fraction or a decimal rounded to the nearest thousandth (three decimal places).

A pie chart reflects student performance... 16% As, 24% Bs, 32% Cs, 16% Ds, 12% Fs A. There were 317 students in total. How many students received As? B. If a student is selected at random what's the percentage it be a C student?

After giving a test to a group of students, below is the summary of grades by gender. A 9 10 3 Total 20 13 Male Female B C Total 16 35 4 18 20 53 If a student was randomly chosen, find the probability that the student earned an A. Enter as a fraction or round your answer to four decimal places. Question Help: Video Submit Question

Mrs. Miller rolled a cube with the numbers 5, 6, 7, 8, 9, and 10. What fraction represents the probability of rolling an odd number. Prove your answer.

Giving a test to a group of students, the grades and gender are summarized below A B C Total 15 17 Female 12 5 9 Total 31 20 | 26 Male 19 51 26 77 If one student is chosen at random, (write your answers in fraction forms) Find the probability that the student was female: Find the probability that the student was female AND got a "B": Find the probability that the student was female OR got an "A": Find the probability that the student was male GIVEN that the student got a 'B':

Hand written please.    thirty two percent of workers in the united states are college graduates. you randomly select 50 workers and ask if they are a college graduate. find the probability that between 13.4 and 15.1 workers are college graduates. please explain the steps needed to solve. Please explain how to use a ti 83 or ti 84 to solve. thank you