A coach is interested in how many slam dunks the average college freshman at his university can do. Ten volunteers from the senior class step forward. After observing their performance, the coach concluded that college seniors can do an average of 10 slam dunks in a row without missing. what is the sample? what is the population?

Q: In order to assess the opinion of students at the University of Minnesota on campus snow removal, a…

A: Definition: Cluster sampling: Cluster sampling is a method of sampling wherein subgroups are formed…

Q: A company uses a computer to identify 600 most loyal customers from his database then service those…

A: A company uses a computer to identify 600 most loyal customers from his database then service those…

Q: A marketing company offers to pay $5 to the first 100 people willing to respond to their…

A: Answer 2 .Convenience sample

Q: In a study, the sample is chosen by asking our 40 closest friends    What is the sampling method?…

A: In stratified sample, the population is divided into stratas while the different samples have been…

Q: Which type of sampling method is used in the following? 20 people from each dorm are asked to fill…

A: In simple random sampling, the samples are chosen at random from the whole population. In cluster…

Q: When the sample size is 15 and you are doing a t test, the number of degrees of freedom is 15. True…

A: Given that  Sample size n =15 Degree of freedom =df =n-1

Q: A newspaper posted this question on its​ website: "How often do you seek medical information​…

A: Voluntary response sample:If the sample made up of volunteers or self-selected participants then the…

Q: A coach is interested in how many cartwheels the average college freshmen at his university can do.…

A: The coach is interested in how many cartwheels the average college freshman can do at his…

Q: The average age of the MBA students in a statistics class is 30.7 years old. The ages of five…

A: Given data: 36, 25, 25, 29, 30.

Q: When a researcher who is studying "serious tennis players" asks 200 people if they qualify as this…

A: In the following problem Convenience Sampling is to be used

Q: What is the degree of freedom if the sample size is 25.

A: It is given that Sample size n = 25 Note : Since you have asked multiple questions, we will solve…

Q: The CEO of a company wants to determine if taking the employees to a company retreat would boost…

A: Given that population consist of 250 employees and simple random sample of size 50

Q: Explain the three methods of selecting a simple random sample

A: When the sample is selected randomly and every element of the population has an equal chance of…

Q: Suppose that your sample size was 37, what is P(t<-1.74) (Negative 1.74)?

A: Given information- Sample size, n = 37 t-score = -1.74 We have to find the p (t&lt;-1.74). Degree of…

Q: 3. Teachers teaching practical research are interested in knowing what study techniques their…

A:

Q: Given 1,400 freshmen students with 600 male students and 800 female students, describe the way you…

A: The population is of freshmen students =1400The number of male students in  Strata-1 =600The…

Q: One the first day of class, a professor asks each student what country they are from orginally. What…

A:

Q: In a survey of 671 subjects, each was asked how often he or she watched TV. The survey subjects were…

A: Voluntary response sampling: In voluntary response sampling, the respondents select themselves into…

Q: A pack of wolves are studied, and data on the weights of the female vs the male wolves (in lb) are…

A: When the observations of the two samples are not related to each other, then the two samples are…

Q: When you throw a dice twice, what is the size of the sample space?

A:

Q: At a local community college, five statistics classes are randomly selected out of 20 and all of the…

A: In the given situation, we need to identify which sampling method is used.

Q: how importan

A: The five steps to sampling are: Identify the population. Specify a sampling frame. Specify a…

Q: Two samples are randomly selected from

A: Failing to reject the Null hypothesis means accepting it and rejecting the alternative hypothesis.

Q: A city's telephone book lists 300,000 people. If the telephone book is the frame for a study, how…

A: Here population size, N=300000 Systematic sample is done on every 100th person i.e sampling interval…

Q: If you want to conduct a study to determine how much people exercise from a certain town, what would…

A: In this scenario, it is appropriate to call randomly selected cell phone numbers of people living in…

Q: A polling organization contacts 1846 female university graduates who have a white collar job and…

A:

Q: A study shows that 80% of students in a school love to listen to music while studying, with a…

A: Given : A study shows that 80% of students in a school love to listen to music while studying, with…

Q: At what N does a sample start to resemble a population?

A: When the sample size is equal to the population size. then we can say sample start to resemble a…

Q: In acceptance sampling, usually 100% of the incoming lot is checked. True or False

A: Acceptance Sampling: It is concerned with decision related to acceptance of the lot.   There are…

Q: A political scientist surveys 47 of the current 120 representatives in a state's congress. What is…

A: Population: The population is the set of all subjects of interest. Sample: A sample is the subset of…

Q: Identify the sampling techniques​ used, and discuss potential sources of bias​ (if any). Explain.…

A: In simple random sampling, each of the unit is population has equal chance of being selected in the…

Q: Explain about if larger the sample size, what does this reflects.

A:

Q: A coach is interested in how many slam dunks the average college seniors at his university can do.…

A: a)  Sample :- Ten volunteers from the senior class of the university

Q: find skewness for given sample 4,9,8,11,15,14,17,13

A:

Q: How many outcomes are there in the sample space?

A: While tossing a fair coin, there are 2 possible outcomes in sample space:- {Head, Tail}.

Q: Why a casual or haphazard sample doesn’t qualify as a random sample?

A: Haphazard or casual sampling is where we try to create a random sample by haphazardly or casually…

Q: A newspaper asks its readers to call in their opinion regarding their taste in reading. What type of…

A:

Q: What is the size of the sample space when four coins are flipped?

A: First we will determine the sample space when four coins are flipped and then count the possible…

Q: a radio talk show host asked listeners to respond either yes or no to the question,  is the…

A: Population: Population consists of the complete subjects or individuals of interest that are…

Q: Which sampling technique is used if a researcher randomly selects and interviews 40 male and 40…

A: Stratified sampling: In stratified sampling the whole population is divided into two or more…

Q: respondents out of these organizations. Identify the samples to be taken in each organization.

A:

Q: Billy has a bag of 30 marbles. He must choose only 6 marbles to bring for show and tell. What is the…

A: Given: The bag contains 30 marbles. He will choose only 6 marbles to bring for show and tell.

Q: A substitute teacher wants to know how students in the class did on their last test. He asks only…

A: Step 1 The sample is 10 students sitting in the front row as the teacher asked only those 10…

Q: In an AOL survey of Internet​ users, this question was posted​ online: "Have you ever been hit by a…

A: Given: The question posted online is: Have you ever been hit by a computer​ virus? Among the​…

Q: What type of sampling technique does this represent

A: here use basic of sampling method

Q: A 2016 episode of the NPR program "This American Life" featured a radio show host from Tigerville…

A: a) Given: n=150, x=55 The estimated proportion of people in Tigerville that support Trump is given…

Q: oms. The researcher picks 2 of the 4 classrooms and asks every 1st grader in the 2 classrooms what…

A: A researcher studying allergies to animals is interested in performing a study at the local…

Q: Which type of sampling method is used in the following? All students living on each floor of a…

A: In simple random sampling, the samples are chosen at random from the whole population. In cluster…

Q: You are asked to guess the average weight of the six watermelons by taking a random sample without…

A: Here drawing 2 sample without replacement  So Total possible sample 6C2 = 15

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.