On a midterm exam there are 6 topics to study. The professor selects 4 at random to include on the midterm. A student studies only 3 topics. Find the probability that exactly two of the studied topics are on the midterm exam?

Q: In a survey of 131 people 115 expressed support for the governor. Find p hat and a hat where p hat…

A: Given data, n=131 x=115 p=?

Q: A quiz consists of 6 multiple choice questions. Each question has 4 choices. A student who forgets…

A: Let X=the number of correct questions n=number of trials=6 p=probability of getting the correct…

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: aster randomly selects four singers from the choir to be interviewed by a newspaper. Find the…

A: Given: Number of boys=9Number of girls=15Total number of singers=15+9=24 The given probability can…

Q: Find the probability of selecting  4  science books and  5  math books from  7  science books and…

A: The total number of science books is 7 and the total number of math books is 9.

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: One card is selected at random from a deck of cards. Find the probability that the card selected is…

A: Total number of card=52 Total no of spade card including queen of spade=13 Total.no of queen other…

Q: A students takes a 5 – question, multiple-choice exam with four choices for each question and…

A: It is given that a students takes a 5 multiple choice question with each four choices.

Q: 52% of dogs enjoy biting the mailman.  Select 5 random dogs.  Find the probability at least 1 enjoys…

A:

Q: A basket contains 4 pink clips, 6 purple clips, and 5 white clips. Daisy picks one clip and records…

A: given data,a basket contain 4 pink clips                              6 purple clips…

Q: multiple choice exam, there are 5 questions and 4 choices for each question.  You did not study, and…

A: n=5, p=1/4=0.25, X~Binominal(n=5, p=0.25) Let X be the number of correct question p be the…

Q: A coin is tossed 10 times. Find the probability of tossing five or six heads.

A: Given that a coin is tossed 10 times. Note that probability for getting one head in one toss p is…

Q: United States, 40% of the population has brown eyes.  If 14 p

A: Here it is given that- Sample proportion (p) = 40100=0.4 Total number of observations (n) = 14 As n…

Q: A game show has 5 doors concealing prizes. There are new cars behind 2 doors and consolation prizes…

A:

Q: The probability that a person in the United States has type B​+ blood is 8​%. Five unrelated people…

A:

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

A:

Q: Steve has 12 biscuits in a tin. There are 5 digestive and 7 chocolate biscuits. Steve takes two…

A: Given that, Total number of biscuits = 12 5 digestive biscuits and 7 chocolate biscuits We to find…

Q: Billy selects some cards from a standard 52 card deck.  What is the probability that he selects 1…

A: Given data: The total numbers of cards in the playing deck are n=52. The numbers of hearts are h=13.…

Q: four people are selected for a committee from 6 Democrats and 4 Republicans. What is the probability…

A: The given question is based on permutation and combination Given: n=10 Democrats=6 Republicans=4 4…

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

A: Given Playing 5 card poker

Q: If a Basketball player makes 76% of their free throws. What is the probability that they make at…

A:

Q: You randomly select one card from a​ 52-card deck. Find the probability of selecting the king of…

A: It is known that Number of cards in a deck = 52 Number of king of diamonds = 1 Number of two of…

Q: d. Between 3 and 11 (including 3 and 11) of them live in poverty.

A: given data  P(lives in poverty) = p = 0.08sample size n = 48x = no. of americans live in…

Q: A bag contains 9 pennies, 6 nickels, and 5 dimes. If a coin is randomly selected from the bag, then…

A:

Q: Determine the probability of selecting all faculty and no administrators

A: Total=18 Faculty=10 Administration=8 Committee of 8 members P=? (All from faculty and no from…

Q: The names of 9 boys. and 9 girls are in a hat. What is the probability of first drawing a girl's…

A: The names of 9 boys. and 9 girls are in a hat. Total =18

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.