shopkeeper wonders if number of their female and male customers are equal or not. They count the customers of each gender for a day, they find that 48 females and 53 males visit the shop. Make a hypothesis test to decide if number of females and males are significantly different from each other or not. Report

Q: Minnesota had the highest turnout rate of any state for the 2016 presidential election. Political…

A: (a) State the hypotheses. That is, there is no evidence to conclude that registered voters in rural…

Q: Show that eachrequirementis met for a two population test b.If the requirements are met, use the…

A: Given n1=85n2=91p^1=0.82p^2=0.77

Q: In the process of completing a hypothesis test, when it comes to decide if we should "Reject the…

A: Statistical hypothesis testing is an important method in inferential statistics. It is used to test…

Q: The p-value for a hypothesis test turns out to be 0.08621. At a 5% level of significance, what is…

A: Decision rule : Reject H0 if P-value  <  α

Q: A study on crimes made a statement that at least 35% of all arsonists were under 21 years of age.…

A:

Q: A (hypothetical) experiment is conducted on the effect of alcohol on perceptual motor ability. Ten…

A:

Q: The National Electronic Injury Surveillance System tracks injuries reported from hospital admissions…

A: The hypotheses are given below: Null hypothesis: H0:p=0.50. Alternative hypothesis: H1:p≠0.50. Since…

Q: The National Center for Education Statistics would like to test the hypothesis that the proportion…

A: GivenThe national center for education statistics would like to test the hypothesisthat the…

Q: 3. In the case of hypothesis testing of one sample (for large samples): If α value is greater than…

A: Solution

Q: Explain how to conclude when you would reject the null hypothesis based on a p-value. Give a numeric…

A: We know that when p-value is less than the significance level than reject the null hypothesis and…

Q: Claim: Most adults would erase all of their personal information online if they could. A software…

A: It is given that most of adult erase all of their personal information online if they could. Hence,…

Q: MPORTANT: Use the five steps in the hypothesis testing procedure for each answer. A national…

A: To test:H0:p=0.45H1:p≠0.45

Q: If you use a 0.05 level of significance in a two-tail hypothesis test, what decision will you make…

A: Solution: 4. From the given information, ZSTAT = –0.45 and the test is two-tailed.

Q: if a survey found that 205 out of a random sample of 500 magazine readers said that they read the…

A: It is given that a national publishing house claims that 45% of all weekly magazine readers in South…

Q: 2. Some experts believe that 20% of all freshwater fish in Canada have high levels of mercury that…

A: Given: n=250 Alpha = 0.05 H0= 0.2

Q: Use the five steps in the hypothesis testing procedure for each answer. A national publishing…

A: Given: A national publishing house claims that 45% of all weekly magazine readers in South Africa…

Q: a teacher that historically 85% of students in the class will want to local zoo. The teacher…

A:

Q: Last year, 40% of business owners gave a holiday gift to their employees. A survey of business…

A: a)From the given information, the sample proportion p hat is 0.30 and sample size (n) is 80.

Q: A teacher giving a true/false test wants to make sure her students do better than they would if they…

A: Given that  H0 : p = 0.50 H1 : p > 0.50 Significance level alpha = 0.05

Q: Suppose we want to test whether women are more likely to own a cat than men. We randomly sample 200…

A: The test hypotheses are given below: Null hypothesis: H0:p1=p2 Alternative hypothesis: H1:p1>p2…

Q: A hypothesis test is to be performed. Determine the null and alternate hypotheses and test…

A: We have to find hypothesis..

Q: The marketing director at Nike is interested in knowing whether there is an association between…

A:

Q: In a survey of 247 households, it was found that 168 owners had a dog as a pet. In a survey of 282…

A:

Q: Microsoft would like to advertise that more than 30% of all its customers have more than two…

A: It is given that Microsoft would like to advertise more than 30% of all its customers who have more…

Q: What are the degrees of freedom for the contingency table provided? And if x2 =16, what might you…

A: The number of rows is 2 and the number of columns is 2.

Q: Write both the null and alternative hypothesis. Using the correct notation The proportion of…

A: Null Hypothesis (H0):It's an assertion regarding the population which is assumed to be true or is…

Q: Marco conducts a hypothesis test and calculates that his sample results have a p-value of .052, what…

A: Let us assume that level of significance, α=0.05 Given, p-value =0.052

Q: Last year, 60% of business owners gave a holiday gift to their employees. A survey of business…

A:

Q: Independent random samples were taken of male and female clients of University Entrepreneurship…

A: The hypotheses are given below: Null hypothesis: H0:p1=p2 Alternative hypothesis: H1:p1>p2 Test…

Q: In a smaller animal shelter, 12 cats and 5 dogs are being accommodated. Table below shows age group…

A: Given : n1 = no of dogs in the sample n1 = 5 n2 = no of cats in the sample n2 = 12 x1 = no of old…

Q: suppose a hypothesis test is conducted where the level of significance a= 0.05 and the test results…

A:

Q: The p-value for a hypothesis test turns out to be 0.05015. At a 2% level of significance, what is…

A: From the provided information, The p value for a hypothesis test = 0.05015 Level of significance (α)…

Q: A researcher is interested in determining whether there is a difference in male college students and…

A: Given, No. of female students surveyed (n1) =82 No. of female students who preferred online classes…

Q: Last year, 44% of business owners gave a holiday gift to their employees. A survey of business…

A: Given Information: Last year, 44% of business owners gave a holiday gift to their employees i.e., π0…

Q: A shopkeeper wonders if number of their female and male customers are equal or not. They count the…

A:

Q: In a recent study it was found that of 450 physicians polled 162 were women and of 530 nurses polled…

A: Given claim: The proportion of nurses who are women is greater than the proportion of physicians who…

Q: A teacher believes that 85% of students in the class will want to go on a field trip to the local…

A: Given Data: x=39 n=50 p^=xn=3950=0.78   Null and Alternate Hypothesis: H0: p=0.85HA: p≠0.85

Q: A researcher selects a sample of international students and provides them with extra support to…

A: From the provided information, The researcher selects a sample of international students and…

Q: The p-value for a hypothesis test turns out to be 0.0985. At a 8% level of significance, what is the…

A: Decision rule:

Q: In a Munich high school, A class has 20 students, the instructor gave two exams, one take home exam…

A: Given: The data of scores of students in home exam and one live exam. Let X represents the scores in…

Q: 3) Fill in the blank Using the p-value method, we reject the null hypothesis if the p-value is than…

A:

Q: A researcher selects a sample and administers a treatment for anxiety to the individuals in the…

A: Given that selects a sample and administers a treatment for anxiety to the individuals in the…

Q: newsletter publisher believes that 48 % of their readers own a laptop. A testing firm believes this…

A: Given : A newsletter publisher believes that 48 % of their readers own a laptop.

Q: Last year, the proportion of tax filers that received a refund was 25%. An accountant believes this…

A: For the given data what is the accountant's claim?

Q: Perform a hypothesis proportion test for the number of iPhone users on Verizon and AT&T for the…

A: Let X be the number of (i) users. The given data can be summarized as follows.    (V)  (A)…

Q: level of significance for a hypothesis test is 0.01. If you compute a P-value of 0.0157, what…

A: In statistical hypothesis testing, our decision is either to reject the null hypothesis or fail to…

Q: An educator claims that the average salary of substitute teachers in the school districts in his…

A: Data given  $90,$86,$90,$85,$100,$85,$90,$85  Population mean μ=90,n=8

Q: Last year, 41% of business owners gave a holiday gift to their employees. A survey of business…

A: