Gerald buys a bag of 7,500 assorted beads online. A random sample of 150 beads contains 17 red beads. Predict the number of assorted beads that Gerald bought.

Q: Answer the next 2 questions using the following information. The US Department of Energy reported…

A: The hypotheses can be constructed as: Null hypothesis: H0: p = 0.517 Alternative hypothesis: H1: p ≠…

Q: n a class of 25pupil's their are 8individual who played in the hockey team.what percentage of class…

A: Given : Total no. of individual in a class (N) = 25 No. of individual who played in the hockey team…

Q: At a particular university, 20% of the students are freshmen and 43% of the students live in a dorm.…

A: Let F denote the students that are freshmen and      D denote the students that live in a dorm. We…

Q: there are 347 people that take a survey and assume that 112 of them are women. what percentage of…

A: The percentage of females in the survey is calculated below:

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: A hospital emergency room accepts an average of about 47 bone fracture patients per week. Let the…

A: Given,The average no.of bone fracture patients per week is 47 .

Q: randomly drawn from a deck of 52 cards with replacements 3456 times. Find the mean of the number of…

A: The probability of drawing heart from deck in one trail will be: p= Probability of hearts = 1352…

Q: in a survey 7 out of 8 people liked cooking over washing dishes what percent liked cooking more

A: As per question, we need to find how much percentage liked cooking more. So, we need to find both…

Q: In a survey of middle school students, 70% play basketball and 40% play basketball and football. Of…

A:

Q: Out of 200 students, 86 use fb, 68 insta, and 29 use both. How many students surveyed use neither fb…

A:

Q: A survey of 150 people revealed that 115 people like ketchup on their hot dogs, 85 people like…

A: Concept of General Addition Rule: For any two events A and B the General Addition Rule state that:

Q: Of the 328 patients that completed the survey last year, 211 of them claimed to be returning…

A: Given: 328 patients completed the survey 211 patients returning

Q: In a CBS News survey done in 2006, 88% of n = 348 randomly sampled married men said that they would…

A: Given that  Sample sizes n1=348 , n2=584 Sample proportion p1^=0.88 , p2^=0.84

Q: Please use the given information to answer subquestions 10.a, 10.b, and 10.c

A: As sample size increases, the prediction interval becomes narrower. Hence among sample sizes 350,…

Q: Suppose a certain virus (sorry!) affects 0.3% of the population. A test used to detect the virus is…

A: 0.3% of 100000 population have virus.  0.3*100000/100= 300  people have virus.  88% have virus and…

Q: 31 of 48% is what?

A: 31 of 48%

Q: 36% of the children in a school have a dog, 24% have a cat, and 12% have a dog and a cat. What…

A: The percent of those who have a cat also have a dog is, PDog|Cat=PDog ∩…

Q: If a coin is flipped 150 times and the number of Hs is 25. Compute the proportion of Hs. Round to…

A: We have given that,  Favorable cases (X) = 25 and sample size (n) = 150 Then,  We will find the…

Q: As part of your project, you collected 100 or more data. See link below. Two of the data columns…

A: Note: Hi there! Thank you for posting the question. As your question has asked to use Statcrunch…

Q: Miller Junior High is considering changing its school colors.  The results of a survey that 16 out…

A: Topic : unitary method

Q: How many success in the sample? How many failures in the sample? ? What size sample does the…

A: Answer:-  Given, n=1800

Q: d. The degrees of freedom = e. The test-statistic for this data = (Please show your answer to three…

A: d. Degrees of freedom: df=number of categories-1   =4-1   =3

Q: 30% of Grandpa Neil's stamps have images of flags on them. If he has 75 flag stamps, how many stamps…

A: In question, Given that 30% of Grandpa Neil's stamps have images of flags on them. If he has 75 flag…

Q: According to FBI data, 12% of burglaries.   What should we conclude if the detective clears all…

A: Introduction to binomial distribution: Consider a random experiment involving n independent trials,…

Q: i need 20 to be 30 for the sample section

A: The mean is 1.8 and the standard deviation is 0.5.

Q: Write down the fraction of people in this study who are citizens of Country A and have Blond hair.

A: Black BlondBrown redtotal Country A 10131515060626Country B12522713158541Country…

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: A card is randomly drawn from a deck of 52 card with replacement 456 times. Find the mean of the…

A: Total number of cards = 52 Number of hearts = 13 Let p = P(heart)= 13/52 = 1/4 = 0.25

Q: A survey found that 58% of American adults said they use the Internet. If 20 American adults are…

A: Answer - A survey found that 58%   i.e P = 0.58               n= 20,    x = 12

Q: 1. How are the collection of all sample proportions of samples of size 172 distributed? NO 2. What…

A: Given Information: Sample size (n) = 172 studentsPopulation Proportion (p) = 0.51. The distribution…

Q: The proportion of commuters on PSU – Berks campus is purported to be 65%. A professor believes this…

A: Given P0=65% = 0.65 Let X = Number of commuters on PSU  X = 200 n = 300

Q: In a recent survey of 180 people who drink coffee or tea, it was found that 137 drink coffee and 74…

A:

Q: A man is 80% sure how much he loves 5 females (player, player J) but he wants to make sure he’s 99%…

A: A man is 80% sure how much he loves 5 females (player, player J) but he wants to make sure he’s 99%…

Q: Last week a gumball machine dispensed 10 white gumballs and 16 other gumballs. Considering this…

A: Introduction: If X ~ Binomial (n, p), then the probability mass function of X is: Here, n is…

Q: As a part of a class project, a teacher brings a jar of 200 jawbreakers of three different colors,…

A: Given that one student draws 30 jawbreakers from the jar, of which 9 are orange, 11 are red and 10…

Q: Students at Bell Middle school are allowed to wear two different colors of uniform shirts a survey…

A: Given,Students at Bell Middle school are allowed to wear two different colors of uniform shirts a…

Q: A card is randomly drawn frim a deck of 52 card with replacement 456 times. Find the mean of the…

A: Number of hearts = 13 p=P(getting heart) = 13/52 = 1/4

Q: About 40% of Jayden's texts are to his brother. 14. If Jayden sent 1500 texts last month, about how…

A: Given that  40% of Jayden's text to his brother  N=1500 Find the number he send to his brother

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.