Pick the Test (Z-test, Single Sample T-test, Independent Sample T-test, Paired Sample Ttest, ANOVA):   21. In some educational programs, there are a lot of options. One nursing program, for ex-ample, allows its students to decide between ( a) traditional, semester- long courses, ( b) online courses, ( c) weekend- only courses, or ( d) courses that meet for 8 hours a day, 6 days in a row. The dean of the school wanted to find out if the type of course had any impact on how much was learned. At the end of its programs, she administered a 50- question, multiple- choice test about basic nursing facts. What test should she use to see if the groups differ on the number of questions answered correctly? Test: _______________

Q: What sampling method was used?

A: 100 students was required to estimate the mean achievement in research of graduatestudents. The…

Q: The Pepsi Challenged asked soda drinkers to compare Diet Coke and Diet Pepsi in a blind taste test.…

A: Given that,possible chances (x)=56sample size(n)=100success rate ( p )= x/n = 0.56success…

Q: A political candidate has asked you to conduct a poll to determine what percentage of people support…

A: It is given that margin of error (E) is 0.09 and the confidence level is 0.90.

Q: entering your work cafeteria and are approached by an individual to participate in their study by…

A: Given that  You are entering your work cafeteria and are approached by an individual to participate…

Q: isn't the sample size should be 35, not 12?

A: We have given that the information presented by the tutorial school related to the IELTS  mock…

Q: Your research methods class has been given an assignment to measure the student body of your…

A: In sampling, a subset is selected from a population for analysis and research. In some cases, the…

Q: crows, à o prevent the loss Thirty-three are randomly selected to receive the new scarecrow. The…

A: In this case, the subjects of the study the farms because 66 farms are randomly selected for the…

Q: What sampling technique was used?

A: here use definition of sampling method

Q: can you give the importance of  work sampling in health care?

A: Given problem Given that   Work Sampling : i) It is a type of sampling technique ii) It determines…

Q: Calculate the sample portion

A: Given that,Number of students Number of students who have an iPhone To find the sample proportion…

Q: Are Random sample and Random sampling the same?

A: Sample is a small subset of a population .

Q: find sample variance   41,45,48,49,52,53,55

A:

Q: State one similarity and one difference between quota sampling and stratified random sampling.

A: Please find the explanation below.

Q: There are eight true or false questions in an exam. What is the sample space?

A: Sample space= ?

Q: Amtrack is considering changing the train schedule for trains that stop at the Utica trainstation.…

A: Sampling methods: In simple random sampling, all the units in the population have equal chance of…

Q: A researcher is collecting data on college students who go to school in Ohio. If she organizes the…

A: Solution  A convience sampling is the technique of drawing the sample when the researcher dram the…

Q: Three years ago, the mean price of an existing single-family home was $243,745. A real estate broker…

A:

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

A:

Q: d sample variance   4,5,8,9,11,15,16,18,19,2

A: Given data, 4,5,8,9,11,15,16,18,19,22 find sample variance

Q: A balance used in an entomology lab to weigh grasshoppers is quite old and has been used for…

A:

Q: In a test for equality of two proportions, the sample proportions were p1 = 32/60 and p2 = 20/60.…

A: p1 = 32/60 and p2 = 20/60. n1=60 ,n2=60

Q: Why is Sampling, Estimation and Testing Important?

A: Answer:-  Sampling: Sampling is a statistical procedure of drawjngba small number of elements from a…

Q: sampling distribution?

A: The sampling distribution is a probability distribution obtained from a large number of samples with…

Q: ethod? Select all that apply

A: Sampling Methods: The sampling methods are classified into 2 types  Random Sampling or…

Q: What are the seven major steps involved with sampling?

A: The seven major steps of sampling is given below:

Q: In the Star and Tribune newspaper, there is an article entitled “1 in 8 school buses fail tests."…

A: Given information: Sample of 200 buses and find that 20 buses fail the safety inspection. Let us…

Q: ve bi

A: It would be better if we enquire with all students, when the strength of class students is little.…

Q: What do you understand by random sampling?

A:

Q: A researcher wants to study the effects of social media on Grade 11 Mathematics High School. He…

A: Note: " Since you have asked multiple questions, we will solve the first question for you. If you…

Q: A worker wanted to estimate the average annual living expenses for the residents of New Zealand. He…

A: Simple random sampling: Simple random sampling is defined as a method of sampling in which, a sample…

Q: how do you find the simple random sample of 15 restaurants?

A: In simple random sampling each member of the population has an equal chance of being included in the…

Q: If we took three different samples of college students (one from California, one from Arizona, and…

A: The samples are derived of 500 students from three cities, city C, city AR and city AL.

Q: A university has 30,000 undergraduate and 10,000 graduate students. A survey of student opinion…

A:

Q: How do a paired-sample design and an independent-sample design differ?

A: A paired-sample design and an independent-sample design are two different types of research designs…

Q: 900 voters in the town and found that 70% of the residents favored construction. Using the data, a…

A: The provided information are:

Q: Describe the EFFECT OF SAMPLE SIZE.

A: In general, large sample size is required to get more precision of data. Sample size plays important…

Q: You want to compare the average working time of customer service from two companies. 9…

A: Two proportion z test used for camaring two proportion Two sample t test used to. campare the…

Q: What is the Importance of Equal Sample Sizes?

A: The t-test and ANOVA assume that the sample sizes are equal. There is an importance that the two…