In a very boring game, you roll a fair 6-sided die. If you get a 1, you win $12. If you get a 2, you win $30. All other numbers, you win nothing. a. Make a table with the outcomes (rolls), winnings, and probability for each. b. Find the expected winnings (the mean of the random variable).

Q: Giving a test to a group of students, the grades and gender are summarized below Total Male 19 4 20…

A: From the table we get: n(female)=34 n(B)=15 n(female and B)=11   So, n(female or B)=n(female)+n(B) -…

Q: Giving a test to a group of students, the grades and gender are summarized below A B C Total 8 5 11…

A:

Q: Giving a test to a group of students, the grades and gender are summarized below A В C Total Male 18…

A:

Q: Giving a test to a group of students, the grades and gender are summarized below                 A…

A:

Q: Giving a test to a group of students, the grades and gender are summarized below   A B C Total…

A: Solution: The given table of data is

Q: A study contains 31 women and 24 men. If 3 subjects are randomly selected without replacement, what…

A: Solution-: We have, Number of women =31, Number of men =24            Total number of persons (Women…

Q: If you were to draw a card from a standard deck, what is probability that you will NOT draw a heart?…

A: Total number of card = 52 Heart Card = 13  Not a heart Card = 52 - 13 = 39 Probability of not a…

Q: A B C Total Male 3 4 18 25 Female 7 9 8 24 Total 10 13 26 49 If one student is chosen at random,…

A: Number of male students who got "C" is 18. Number of female students who got "C" is 8. Total number…

Q: Giving a test to a group of students, the grades and gender are summarized below   A B C Total…

A: The question is about probability Given :   To find : If one student is chosen randomly, prob. that…

Q: You select a family with three children. If M represents a male child and F a female child, the…

A: our objective is to find the probability

Q: Giving a test to a group of students, the grades and gender are summarized below A B Total Male 17…

A:

Q: Canada has two official languages, English and French. Choose a Canadian at random and ask, "What is…

A: Given data, Language English French Other Probability 0.578 0.217 0.205…

Q: Elena asks the students in one of her classes if they have a cat or a dog. Her results are recorded…

A:

Q: In an​ experiment, college students were given either four quarters or a​ $1 bill and they could…

A: Given data,   Purchased Gum Kept the Money Total Students Given Four Quarters 26 17 43…

Q: Giving a test to a group of students, the grades and gender are summarized below A C Total Male 20…

A: Given, Basic formula for probability: =Number of favourable cases/ Total number of cases

Q: Giving a test to a group of students, the grades and gender are summarized below   A B C Total…

A: From the given information,

Q: Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 13…

A: The contingency table is given as,   A B C Total Male 13 8 16 37 Female…

Q: For the experiment of drawing a single card from a standard​ 52-card deck, find ​(a) the probability…

A:

Q: Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 5…

A: We have to find probability that the student was not a female that got a "c or B"

Q: Giving a test to a group of students, the grades and gender are summarized below   A B C Total…

A: From the given contingency table, The number of students that are females and got grade B is 15. The…

Q: Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 16…

A:

Q: If two coins are toosed, which is not a possible value of the random variable for the number of…

A: Random variables are determined by each trial or experiment from which the outcome cannot be…

Q: On average, hotel guests who take elevators weigh about 160 pounds with an SD of about 40 pounds. An…

A: Consider that the mean and standard deviation of a random variable X are µ and σ, respectively.…

Q: Giving a test to a group of students, the grades and gender are summarized below A B C…

A: From the provided information, Total students = 72 Total students which are female and got a “C” = 5…

Q: Giving a test to a group of students, the grades and gender are summarized below A C Total Male 11…

A: Find the probability that the student was male AND got a A

Q: In the experiment of drawing a card from a deck of 52 cards, find the following probabilities: a.…

A:

Q: In an experiment, college students were given either four quarters or a $1 bill and they could…

A: Given that contingency table Now using this table find required probability.

Q: In an experiment to study the effects of using four quarters or a $1 bill, college students were…

A: Marginal totals:   Purchased gum Keep the money Row total Students given four quarters 25 18 43…

Q: Find the probability that the student was female OR got an "B".

A: There are total 91 students are there

Q: In an​ experiment, college students were given either four quarters or a​ $1 bill and they could…

A: Given Total number=88

Q: Giving a test to a group of students, the grades and gender are summarized below A B с Male 5 12 16…

A: Given  A tabular column representing grades of different genders.we need to determine the…

Q: The accompanying tree diagram represents an experiment consisting of two trials. A EC .4 .7 E° .2 .6…

A: From the diagram P(E|A)= 0.5 answer(b): 0.5

Q: Giving a test to a group of students, the grades and gender are summarized below B C Total A 3 16…

A:

Q: Consider the experiment of tossing an unfair coin, where the probability of heads is and the…

A: In question, Given that an experiment of tossing an unfair coin with probability of head is 7/10 and…

Q: Find the probability of randomly selecting a student who spent the​ money, given that the student…

A: As per our guidelines, we are allowed to answer three sub-parts only     Purchased Gum Kept…

Q: Consider a group of study subjects with 12 males and 8 females. If we randomly select two different…

A:

Q: Giving a test to a group of students, the grades and gender are summarized below   A B C Total Male…

A: From the provided information, Total students = 64 Total student who got an A = 14 If one student is…

Q: In an​ experiment, college students were given either four quarters or a​ $1 bill and they could…

A: Let A1 and A2 be the events such that the Students Given Four Quarters and Students Given a​ $1 Bill…

Q: Use the method of your choice to determine the following probabilities.   a. What is the probability…

A: a) probability of rolling two 2s followed by one 6 on three rolls of a fair die sample space =…

Q: In a table of two-digit random numbers, the probabilities of 0.16 to 0.20 can be represented by the…

A: Probability. To indicate the number from 16 to 20, the probability should be just greater. Thus,…

Q: Giving a test to a group of students, the grades and gender are summarized below B C Total Male 8.…

A:

Q: Giving a test to a group of students, the grades and gender are summarized below A B Total Male 9.…

A: Given,

Q: Giving a test to a group of students, the grades and gender are summarized below A Total Male 14 12…

A: Probability:   The ratio of the number of favorable outcomes to certain event and total number of…

Q: Giving a test to a group of students, the grades and gender are summarized below B Total Male 18 17…

A: Answer : P[Female OR 'A'] = 0.4531

Q: Giving a test to a group of students, the grades and gender are summarized below A Total Male 8 20…

A: A B C TOTAL MALE 8 3 9 20 FEMALE 14 16 13 43 TOTAL 22 19 22 63

Q: Giving a test to a group of students, the grades and gender are summarized below A B Male 15 16 7…

A:

Q: What do we mean when we say that two random variables are independent? (Briefly. You may use an…

A: Two random variables are independent if the product of marginal probability functions of them…

Q: There are four major types of​ blood: A,​ B, AB, and O. Suppose 42​% of a certain population has…

A: Here use basics of probability concept

Q: Which of the following is NOT a random variable?

A: We have given the multiple choice question about the random variable. Which of the following is not…

Q: Giving a test to a group of students, the grades and gender are summarized below A B C Total Male…

A: