There are 150 members of the senior class. You survey 25 members of the class randomly and 22 say they are going to attend the dance. How many seniors are likely to be at the dance

Q: survey 100 students, 81 use Facebook, 36 use google, and 20 use both. what percentage uses what

A: Let represent the set of students who use Facebook, represent the set of students who use Google+,…

Q: At The Fencing Center, 60% of the fencers use the foil as their main weapon. We randomly survey 28…

A: Given n=28 P=1-0.6=0.4

Q: In a survey of 100 college students, 35 were registered in College Algebra, 52 were registered in…

A:

Q: How many outcomes are possible on a quiz with three true/false questions?

A: To determine the number of outcomes that are possible on a quiz with three true/false questions.

Q: Roy is 4 years old and in the 69th percentile for neight in his age group. Vhat does this mean? Roy…

A: The percentile is used to measure the location of a data set.

Q: on a multiple choice test with 20 questions, each question has 4 possible answers, one of which is…

A: We have to find mean  for students who guess at all  correct answers..

Q: A bag of 10 apples contains 3 rotten apples and 7 good apples. A shopper selects a sample of 4…

A: The problem is asking us to find the number of ways to select 4 apples from a bag of 10 apples, such…

Q: Suppose that 35% of people own dogs. If you pick two people at random; what is the percent that they…

A: Solution: From the given information, the probability of people own dog is 0.35. Here, two people…

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: How many choices are there for a person to check out 4 CDs from a library that has 20 CDs of his…

A: Given : n = 20 x = 4

Q: How many outcomes are possible when you roll 3 dice?

A: Here, we need to find out the total possible outcomes to roll 3 dice.

Q: Random assignment signifies.

A:

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.