what is gcd(40,96)=

Q: a study is conducted to access the impact of caffeine consumption, smoking, alcohol consumption, and…

A:

Q: The experiment is to toss two balls into four boxes in such a way that each ball is equally likely…

A: Given, An experiment is to toss two balls into four boxes in such a way that each ball is equally…

Q: You are testing 950 people with your innovative Covid-19 test. In your test the number of person…

A: To determine the number of infected people.

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A: Excel is used to perform the ANOVA analysis. Steps are as; Enter the data into spreadsheet. Go to…

Q: Explain any five factors affecting power in hypothesis?

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Q: A researcher would like to use a factorial study to compare two programs designed to help people…

A: In a factorial design, there can be several factors. These factors can be classified as: 1…

Q: A researcher claims that 20-year old women on a special diet will have an average weight of less…

A: From the provided information Total sum of all observation isΣx=981And square of each observation…

Q: Each student should select three different states from different regions in Oman about the cases of…

A: Note:   Thank you for the question. Since multiple subparts are posted, according to our policy, we…

Q: When dragons on planet Pern lay eggs, the eggs are either green or yellow. The biologists have…

A: Given: X~ Bin (n, p) Where n = 56, p = 0.28

Q: On September 10, 2020 a survey of 24,000 residents in nursing homes between 75 and 90 years old in a…

A: Prevalance ratio is used to determine the risk ratio of cohort study. It used to determine the…

Q: An investigator analyzed the leading digits from 766 checks issued by seven suspect companies. The…

A: The chi-square goodness of fit test can be used to determine whether a sample distribution follows…

Q: tudy using the chi-square test of independence has 4 categories of one variable and 3 categories for…

A: For the chi-square test, the degrees of freedom can be calculated as: Degrees of freedom = (r - 1) x…

Q: The male population of PU is 250 lakhs. The number of literate males is 20 lakhs and the total…

A:

Q: A smartphone manufacturer admits that 12% of the smartphones they make have defects that could…

A: Given Data: 'X' is the number of smartphones manufactured that have defects p=0.12 n=20   X~…

Q: If you have 5 groups in your study, why shouldn't you just compute a t test of each group mean with…

A: If there are 5 groups, then there are 10 comparisons among means. Even though the population means…

Q: In a local election, 56.0% of those aged under 40 and 48.8% of those aged over 40 vote in favor of a…

A: Independent Events:Two events are said to be independent if occurrence of one event does not affect…

Q: A medical researcher says that less than 25​% of adults in a certain country are smokers. In a…

A: Given information Total no of adults = 250

Q: In the sample of 1000 people in Maharashtra,540 are rice eaters and the rest are wheat eaters. Can…

A: Given: Sample size (n) = 1000 Number of success or rice eaters (x) = 540 Level of significance =…

Q: A sample of 800 truck drivers from Minnesota were interviewed randomly and 316 answered they like…

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Q: You are employed by an environmental conservation agency that recently claimed that More Than 30% of…

A: State the hypotheses.

Q: What are the three reasons for using OLS?

A: Least squares method: The constants in the regression line are obtained by minimizing the sum of…

Q: In a big city 325 men out of 600 men were found to be smokers. Does this information support the…

A: We have given that Sample size n = 600 Favorable cases x = 325 Sample proportion p^=x/n = 0.5417

Q: Solutikn is not clear, can it be handwritten please. Thank you.

A:

Q: The U.S. Bureau of Labor and Statistics reported that a person between the ages of 18 and 34 has had…

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Q: Recently the U.S. Department of Education released a report on online learning stating that blended…

A: Given that, In an SRS of 300 incoming students, you find that 211 prefer this type of course.

Q: Write a short note on Tukey’s HSD test.

A: Tukey's HSD test also called as Tukey's honest significance test is basically a statistical test to…

Q: A smartphone manufacturer admits that 12% of the smartphones they make have defects that could…

A: 1. Given that X=the number of smartphones manufactured by this company that have defects that could…

Q: a study is conducted to access the impact of caffeine consumption, smoking, alcohol consumption, and…

A: Given data, p=40%=0.4 n=8 Let X be event that they consume caffiene and smoke. P(X<=6)=?

Q: What is the formula for Richardson extrapolation?

A:

Q: How can you randomize the items of a list in place in Python?

A: The method shuffle( )  can be used to randomize the items of a list in place. It should be noted…

Q: Suppose that a box contains 5 RED blocks, 4 BLUE blocks, and 3 GREEN blocks.  Suppose that 4 blocks…

A: Let X denote the number of red blocks in a box of 4 blocks drawn from a bag containing 5 red blocks,…

Q: What is mzNPQ?

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Q: A researcher does a study looking at whether the distribution of people’s favorite form of media…

A: Solution-: Given: χObtained2=8.74,\chCritical2=9.49,α=0.05 What is the correct H0 decision and APA…

Q: A chi-square independence test is to be conducted to decide whether an association exists between…

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Q: The first quartile (Q1) of 2, 4, 4, 5, 6, 7, 8 is equal to 6. OOOO 2.

A: Given that, Data set: 2, 4, 4, 5, 6, 7, 8

Q: During a country wide investigation the incidence of TB was found to be 1%. In a college of 400…

A: In a college 5 were reported to be affected by the incidence of TB out of a strength of 400(=n1). ∴…

Q: the number of rows is 3 and the degree of freedom is 10 in a contingency table created for the…

A: we have given test.

Q: Where does the Tukey’s HSD test can be used?

A:

Q: How many degrees of freedom will be used for the test?

A: here given , According to the Stanford School of Medicine Blood Center, blood type for Americans is…

Q: What is the full form of SPSS and SAS?

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Q: The male population of u.s.a is 250 lakh. The number of literate males is 20 lakh and the total…

A:

Q: A bag of skittles is supposed to have equal numbers of colors in the bag. There are 120 skittles in…

A: Given information: The total number of skittles is N = 120. Given that the bag of skittles is…

Q: A dietition wanted to test three different diets to these diets is the same. She randomly selected…

A: By applying the ANOVA test for a single factor,   a) The Null and alternative hypothesis: Ho :  µ1 =…

Q: A sample of 900 commuters from New York were interviewed randomly and 416 answered they like express…

A: State the hypotheses. That is, there is no evidence to conclude that the sample evidence shows that…

Q: If SSBetween = 225.31 and there are four groups in the study with 10 cases per group, MSBetween = :

A: There are 4 groups and 10 cases per group. SSBetween = 225.31

Q: 10. 24 of 118

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Q: Assume that when adults with smartphones are randomly selected 41% use them in meetings or classes.…

A: Binomial distribution: A discrete r.v. X taking values 0,1,2,3, …., n is said to follow a binomial…

Q: I'm studying for my final tomorrow morning and I am struggling with this review question.

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.