A science club is made up of 5 boys and 7 girls. The club has 3 officials. Using tree diagram or otherwise find the probability that: The club official are all boys Two of the officials are girls

Q: There are 1000 students in the year level and they have to participate in a certain activity. They…

A:

Q: A fun size bag of M&Ms has about 17 candies. You open one of the bags and discover: 3 Blues, 4…

A: From the information, given thatThe total number of candies=17The total number of blue candies =…

Q: chloe's bookshelf has 6 books by Smith and 8 books by jones. if she removes 4 books at random, what…

A: Given data: Total books = 6 +8  = 14 She removes 4 books randomly To find: The probability of…

Q: In a system with a single server, the probability that the server busy is 90%. What is the…

A: Given : P(server busy ) = 0.90 P(server not busy) = 1 - 0.90                              = 0.10

Q: A married couple wants to have 4 children. Using a tree diagram list all the possible outcomes. What…

A: sorry b=boy , g=girl

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: A couple plans to have 4 children. Find the probability of getting exactly 1 girl.

A: The objective of this question is to find the probability of a couple having exactly 1 girl out of 4…

Q: A coin is tossed 2 times. Find the probability of head followed by tail.

A: Given :  A coin is tossed 2 times. The number of outcomes = 22 = 4 The possible outcomes are {HH,…

Q: n a fish tank, there are 27 goldfish, 4 angelfish, and 16 guppies. If a fish is selected at random,…

A: A is an event of n equally likely outcomes of an experiment. If n(A) is the number of events…

Q: in a choir, there are 14 sopranos, 17 altos, and 6 basses. A group of 6 needs to be selected.…

A: Solution: From the given information, there are 14 sopranos, 17 altos and 6 basses. Here, a group of…

Q: ou randomly select one card from a​ 52-card deck. Find the probability of selecting a black two or a…

A: given data, select one card from 52 card deckhere total outcomes= 52 cards we have to find out the…

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: L6Q1. What is the probability of choosing a yellow ball and a green ball from the box with…

A:

Q: Three people are selected for a committee from 7 Democrats and 5 Republicans. What is the…

A: Given information: Frequency of Democrats, d = 7 Frequency of Republicans, r = 5 A committee of x =…

Q: h class has 7 girls and 5 boys in the seventh grade and 2 girls and 6 boys in the eighth grade. The…

A: Given that   Boys  Girls  Total  7th grade 5 7 12 8th grade 6 2 8   Total boys = 11 Total…

Q: A football team consists of 19 each freshmen and sophomores, 15 juniors, and 18 seniors. Four…

A: 19 each freshmen and sophomores, 15 juniors, and 18 seniorsTotal=71

Q: There are 20 sides to the messages.  What is the probability of getting the same message 2 times in…

A: The probability of getting a specific message on the first try is 1/20,since there are 20 total…

Q: A school district purchases 200 surface pros, 150 macbooks, and 150 chromebooks. The district…

A: According to the classical definition of probability, Probability of an event E=Number of favourable…

Q: 7 total students and 20 total faculty to pick from. You want to have 10 total people on the…

A: Given data: Total number of students = 7 Total number of faculty = 20 Number of people to be…

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: Two cards are randomly drawn from a deck of 52playing cards. Find the probability that both cards…

A:

Q: Fred and Wilma argue over how many children they should have. Fred wants at least 5 boys. If Fred…

A:

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: an urn contains 4 red balls and 6 green balls. pick a ball; keep it; pick another ball. then the…

A: No.of red balls=4 No.of green balls=6 Total no.of balls=10

Q: Three people are selected for a committee from 7 Democrats and 3 Republicans. What is the…

A: It is an important part of statistics. It is widely used.

Q: You have a bag containing 2 yellow and 3 blue blocks. You reach in and randomly pick a block, record…

A: Given,no.of yellow blocks=2no.of blue blocks=3total no.of blocks=5

Q: A couple has four children . Find the probability that there are exactly two boys and two girls

A: Probability of a boy (p) = 1/2 = 0.5  Probability of a girl (p) = 1/2 = 0.5  Number of children (n)…

Q: a small restaurant offers a dinner menu of 4 salads 6 entrees and 2 desserts. what is the…

A: Given Data: The number of salads in the restaurant is: s=4 The number of entress in the restaurant…

Q: Brad has to select 5 students from a class of 43 girls and 21 boys. What is the probability that…

A: GivenNo.of girls in a class = 43No.of boys in a class = 21Total no. of boys = 64

Q: A football team consists of 13 each freshmen and sophomores, 18 juniors, and 19 seniors. Four…

A: Given,Number of freshmen player, n(freshmen)= 13Number of sophomores player, n(sophomores) =…

Q: You have 3 tops: green, white, and yellow. You have 2 pairs of pants: blue and black. You have 2…

A: Given data: The numbers tops are T=3. The numbers pants are P=2. The numbers of shoes are S=2.

Q: A teacher chooses 4 different students to answer questions. There are 21 sophomores and 8 freshman.…

A: Given, No. of shopemores=21 No. of freshman=8 Total number of students=21+8=29 No. of students…

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: There are 6 red eggs and 8 green eggs in a tank. Joe reaches in and randomly eats 4 eggs. What is…

A: Given: Number of red eggs, n(R)=6. Number of green eggs, n(G)=8. Total number of eggs, N=14.…

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.