A teacher chooses 4 different students to answer questions. There are 21 sophomores and 8 freshman. Find the probability of the teacher choosing 2 sophomores, then 2 freshman

Q: A box contains 5 red marbles, 4 green, and 8 blue. Find the probability of pulling two red marbles…

A: There are total 17 marbles in a box as 5 red + 4 green + 8 blue. Now consider the following values:…

Q: A bag of gumballs contains 10 green gumballs, 8 orange gumballs, 12 pink gumballs and 15 red…

A: Given that A bag of gumballs contains 10 green gumballs, 8 orange gumballs, 12 pink gumballs and 15…

Q: f 58 tickets are sold and 2 prizes are to be awarded, find the probability that one person will win…

A: given data, there are 58 tickets2- prizes are be awarded 56- not prize ticketsone person buys 2…

Q: If you are dealt 7 cards from a shuffled deck of 52 cards, find the probability of getting four…

A: From the provided information,We are dealt 7 cards from a shuffled deck of 52 cards.Total cards =…

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

A: We have given that probability of selecting the five of spades or the three of clubs We have to find…

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: What is the probability that he will pass the exam, if the passing rate is 60%.

A: here given ,  exam is multiple choices , each question have 4 choices  p = probability of correct…

Q: Select two cards from the standard deck of 52 cards with replacement. Find the probability of…

A: It is known that, Number of cards = 52 Number of king cards = 4

Q: Todd and Tiff both train pets. Todd trains 30% of pets and Tiff trains 70% of pets. Todd’s pets are…

A: Given that P(Todd trains)=0.30 P(Tiff trains)=0.70 P(female| Todd) =0.55 P(female| Tiff) =0.65

Q: Jan has a bag of 12 marbles, consisting of 4 red marbles and 8 blue marbles. If Jan randomly…

A: Given information: Total number of marbles in a bag=12. Number of red marbles in the bag= 4. Number…

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: A box contains 4 chocobars and 4 ice creams. Tom eats 3 of them one after another. What is the…

A: Given,no.of chocobars=4no.of ice creams=4total no.of items=8

Q: One card is drawn from a deck of 52 playing cards. Find the probability the card is a red Jack or…

A: In a pack of 52 playing cards,no.of red jack cards=2no.of black cards=26

Q: probability of getting 5 heads.

A: A coin is tossed 9 times.

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: The probability of selecting a four-person committee with one Democrat and three Republicans is .

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: At a local book store there are 3 comic books, 3 romance novels, 9 children's books, and 2…

A: we have a total of 17 items in the local bookstore - 3 comic books, 3 romance novels, 9 children's…

Q: Find the probability of selecting either a heart or a face card from a 52 card deck.

A: There are total 52 cards in a deck. In that 52, 13 cards are hearts. And total of 12 face cards are…

Q: In deandres cooler there are 5 bottles of soda and 4 bottles of water. Deandre is going to choose 5…

A: Probability is equal to the number of favorable outcomes divided by the total number of possible…

Q: A city council consists of eight Democrats and seven Republicans. If a committee of four people is…

A:

Q: find the probability of being dealt a hand of four cards from a standard deck that contains all four…

A: find the probability of being dealt a hand of four cards from a standard deck that contains all…

Q: LA raffle has 100 tickets and 2 prizes. The first prize is drawn and the ticket not replaced before…

A: Given that there are total 100 tickets.  Any 5 tickets can be drawn in 100C5=75287520 ways   If Sue…

Q: There are 6 oranges, 5 apples and 5 mangoes on the basket. Sam got two fruits at random without…

A: 6 oranges 5 apples  5 mangoes ________________ 16 total fruits

Q: A city council consists of 4 democrats and 7 republicans. If a committee of 6 people is selected…

A: we have to find the probability of selecting 5 democrats and 1 Republican.

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: If you are dealt 5 cards from a shuffled deck of 52 cards. Find the probability of getting three…

A:

Q: A box has 2 red pens and 4 black pens.  Choosing 2 pens. Find the probability of having 2 red pens.

A: We have given that,  A box contain are, Red pens = 2 and black pens = 4 Then, We will find the…

Q: Kai and Paula are two of the five members of a singing group. Every week, the group picks two names…

A: Here Given  There is 5 members group And 2 members are chosen for each week.

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.