A college professor hands out a list of 20 questions, 10 of which will appear o of the course. A student can prepare for only 15 out of 20 questions. If th questions at random from the 20, what is the probability that the student wil questions that appear on the final exam? Write your final answer in 2 decim

Q: A committee of 3 people is to be randomly selected from a group of 8 people, including Sarah.…

A: To Determine: The probability that Sarah is selected to be on the three-person committee.

Q: d marbles and 18 blue marbles.  You reach in and pick 4 marbles at random (without replacement).…

A: Given information: 15-red marbles18-blue marbles33-Total marbles 4 marbles are picked at random…

Q: A history class is comprised of 9 female and 4 male students. If the instructor of the class…

A:

Q: A jar contains 15 red marbles and 75 blue marbles. If you randomly pick a marble from this jar, the…

A: Introduction: Total number of marbles in the jar is, n = 90 [= 15 red + 75 blue].

Q: An urn contains 3 yellow balls and 6 white ball . If Vince chooses 7 balls at random from the urn ,…

A: The number of yellow balls is 3 and the number of white balls is 6.

Q: Suppose you roll a red die where each face represents a number from 1 to 6. Determine the…

A: When a die is rolled n(S)=6 S={1,2,3,4,5,6}

Q: A history class is comprised of 8 female and 6 male students. If the instructor of the class…

A:

Q: A box contains 5 red marbles, 6 white marbles, and 8 blue marbles. If a marble randomly selected…

A: Given that Red marble = 5 White marble = 6 Blue marble = 8 Total marble = 6 + 5 + 8  = 19

Q: A quiz consists of 2 true-false questions and 4 multiple-choice questions (each with 4 choices with…

A: Given data Quiz consists of 2 true-false questions 4 multiple-choice questions Total question = 2+4…

Q: find the probability that the educator is a female or an associate professor

A: We have given that an educators at a college were classified according to gender and academic rank.

Q: If a seed is planted, it has a 95% chance of growing into a healthy plant. If 11 seeds are…

A:

Q: What is the probability of correctly predicting the first four runners to complete the race, in the…

A:

Q: 62 out of 136 people suffered some type of depression last year. Find the probability that if you…

A: Given n=5

Q: if a player's batting average is 0.320, find the probability that the players will get exactly 24…

A: Given That, A baseball player’s batting average is 0.320 (32%). This player batted 100 times.

Q: Determine the probability of drawing a red card and then the ace of spades from a regular deck of…

A:

Q: Three balls are selected randomly from a bag containing 4 red balls and 7 blue ones. Find the…

A: From the provided information, Red balls = 4 Blue balls = 7 Total balls = 11

Q: There are 4 sets of balls numbered 1 through 11 placed in a bowl. If 4 balls are randomly chosen…

A:

Q: In a box there are 4 red, 4 blue and 3 white marbles. Two marbles are selected at random and the…

A:

Q: Find the probability that on 8 attempts, he will miss at least one

A: Given that p=75%=0.75, q=1-p=1-0.75=0.25, n=8 p be the probability of basketball player making a…

Q: Suppose a jar contains 18 red marbles and 34 blue marbles. If you reach in the jar and pull out 2…

A: Solution

Q: Find the probability of getting three of a kind when playing five card poker

A: Given Playing 5 card poker

Q: If you are dealt 3 cards from a shuffled deck of 52​ cards, find the probability that all 3 cards…

A: Total number of queen cards is 13 and the total number of cards is 52.

Q: In a class of 27 students, 7 wear glasses. 3 students are picked at random. Find the probability…

A: 7 wear glasses20 not wear glasses______________________27 total students in class select 3 students…

Q: ne which numbers could not represent the probability of an event

A: Given that  Numbers which could not represent the probability of an event.   We know that…

Q: Suppose a jar contains 8 red marbles and 23 blue marbles. If you reach in the jar and pull out 2…

A: Given that  Total marbles = 8 + 23 = 31 Red marbles = 8 Blue marbles = 23 2 marbles are drawn at…

Q: A bag contains 2 cherry, 3 lemon, 4 grape, and 5 watermelon candies. You reach in and grab a handful…

A: Total number of cherries = 2 The probability of getting a cherry = 2/14 = 0.1429 n = 3