Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses the original claim.   Use a significance level of 0.05 to test the claim.  One-way ANOVA:  Source DF SS MS F P Size 3 13.500 4.500 5.17 0.011 Error 16 13.925 0.870     Total 19 27.425         Null Hypothesis, H0   Alternative Hypothesis, H1   Test Statistic, F   P-value   Significance level   Conclusion

Q: A home improvement company is interested in improving customer satisfaction rate from the 50%…

A: Givenp=0.50x=156n=283p^=xn=156283=0.5512α=0.05

Q: In 2011,the New York Yankees won 97 out of 162 of their baseball games. Is there sufficient evidence…

A: 1) Here, p = 0.104 and alpha = 0.05 p>alpha,  If the p-value is greater than alpha, you accept…

Q: Identify the null hypothesis, alternative hypothesis, test statistic, P-value, or critical value. In…

A: Given  The study of the accuracy of the fast food in which  McDonald's had 33 orders inaccurate…

Q: for patiens 65 sample size mean pain score std dev new medication 20 40.33 2.16 stand medication 35…

A: To determine whether age is related to treatment assignments, we can perform a chi-square test of…

Q: oftware was used to conduct a one-way ANOVA to determine if the means are equal using a = 0.10.…

A: Work study vs. Co-op: Given information: x¯1=13.0633, s1=0.5005,n1=15x¯2=14.3633, s2=2.2051,n2=24…

Q: Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the…

A: The following information has been given: One Way Anova Table: Source  DF SS MS F P Size 3…

Q: An online poll asked " do you believe the Loch Ness monster exist?" Among 22,306 responses, 68% were…

A: From the provided information, Sample size (n) = 22306 Sample proportion (p̂) = 0.68 Level of…

Q: An airline company is interested in improving customer satisfaction rate from the 57% currently…

A: Let p denotes the population proportion of customers were satisfied. The airline company is…

Q: A local bank claims that the waiting time for its customers to be served is the lowest in the area.…

A: Hi! Thank you for the question. As per the honor code, we are allowed to answer three sub-parts at a…

Q: Use a 0.05 significance level to test the claim that pedestrian fatalities are independent of the…

A: In this case, it is needed to check whether pedestrian fatalities are independent of the…

Q: Listed below are the amounts of arsenic in samples of rice from thee different states. Use a 0.05…

A: H0 : Mean amount of arsenic is same for all three sample of rice Ha: Mean amount of arsenic is not…

Q: What is a critical value for a 2 sided z-test with a significance level of 10%? 1.65 2.33 2.58 1.28…

A: The objective is to determine the critical value for a two-sided z-test at significance level of…

Q: What is a critical value for a left-tailed z-test with a significance level of 5%? -2.447 1.65 -1.65…

A: Given:             Significance level is α = 0.05

Q: Trials in an experiment with a polygraph include 97 results that include 24 cases of wrong results…

A:

Q: A builder claims that bidets are installed in more than 50% of all homes being constructed today in…

A: Given,n=150x=54p^=xnp^=54150=0.36α=0.05

Q: Name Date Three different makes of cars were tested for fuel efficiency. For each make of car…

A: The null and alternative hypotheses are; Null hypothesis: All the fuel economies are the same.…

Q: Stocks A and B have the following probability distributions of expected future returns: Probability…

A: Given probability distributions of the expected future returns of Stocks A and…

Q: What is the difference when calculating the Tukey’s post hoc test with a repeated-measures ANOVA as…

A: Repeated measures Anova is the extension of dependent t test for more than 2 groups. It is also…

Q: A researcher wants to know whether athletic women are more flexible than non-athletic women. For…

A:

Q: Use a hypothesis test and ANOVA, stick to the usual methods and avoid utilizing the p-value…

A: The data shows the ten separate trail and automobile is touted as getting at least 30 miles per…

Q: The display provided from technology available below results from using data for a smartphone…

A: We have find hypothesis...

Q: Question 4. Fill this table with true or False. Explain your answer if it is true why and if false…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: A researcher wants to know whether athletic women are more flexible than HOK-amet Flexibility is…

A: Given Information: Athletic women: Sample size n1=50 Sample mean x¯1=5 Sample standard deviation…

Q: In a study of the accuracy of fast food​ drive-through orders, one restaurant had 32 orders that…

A: Denote p as the true proportion of inaccurate orders.

Q: b. Determine if interaction exists between factor A and factor B. Use α = 0.05 Choose the correct…

A: The test statistic for interaction effect between factor A and B is 1.829  Test statistic F=1.829…

Q: A home improvement company is interested in improving customer satisfaction rate from the 71%…

A:

Q: A home improvement company is interested in improving customer satisfaction rate from the 55%…

A: From the provided information,Sample size (n) = 240From which 147 customers were satisfied. Sample…

Q: Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the…

A:

Q: In a study of the accuracy of fast food​ drive-through orders, one restaurant had 40 orders that…

A:

Q: ull and alternative hypotheses for this test. Choose the correct answer below. = 0.1 #0.1 = 0.1

A: Given:n=367x=31p=10%=0.1 For the given case, the null and alternative hypothesis is given as…

Q: A pharmaceutical company claims that their new drug is effective in treating a certain disease. They…

A: As per the claim of the pharmaceutical company, the new drug effectively treats the disease.No. of…

Q: Use the information below to answer the RECIDIVISM questions that follow. The data and segmented bar…

A: The hypothesis is, H0:The recidivism rate and treatment received are independent.VS H0: THe…

Q: A randomized block design yielded the ANOV table below. Source df SS MS Treatments 4 501 125.25

A: Given information: We need to write the null hypothesis for testing the treatment means.

Q: A University considers direct contact for donations from alumni cost effective if more than 15% of…

A:

Q: A data set includes data from 500 random tornadoes. The display from technology available below…

A: Given,sample size (n)=500sample mean(x)=2.98202standard error (S.E)=0.207218degrees of…

Q: A home improvement company is interested in improving customer satisfaction rate from the 79%…

A: It is given that sample size n is 222 and the x is 185.

Q: State your conclusion for the ANOVA test and the reason(s) for your conclusion.   Multiple…

A: The objective of the question is to interpret the results of an ANOVA test and state a conclusion…

Q: It is believed 30% of a city's population is interested in a new shopping center.  A developer wants…

A: From the provided information, Sample size (n) = 409 139 are interested in a new shopping center…

Q: Dr. V. noticed that the more frequently a student is late or absent from class the worse he or she…

A: 1) If there is an impact to be identified, statistical power is the likelihood of discovering it in…

Q: Pathological gambling is an impulse-control disorder. The National Gambling Impact Study Commission…

A: Sample size,  adults. Number of adults who were pathological gamblers Level of significance,

Q: A poll showed the approval rating to be  .52 ​(​52%). A second poll based on 2500  randomly selected…

A: We want to find the p value

Q: Based on a small sample, a significance test may not yield a statistically significant outcome even…

A: Ans:  A significance test may not yield a statistically significant outcome even        if the true…

Q: An airline company is interested in improving customer satisfaction rate from the 68% currently…

A: The sample size is 129The number of successes is 97We have to test whether the customer satisfaction…

Q: An airline company is interested in improving customer satisfaction rate from the 50% currently…

A: sample size(n)=122x=72sample proportion()=level of significance()=0.01

Q: An online poll​ asked: "Do you believe the Loch Ness monster​ exists?" Among 22,007 ​responses, 67​%…

A: Given The data is as follows: Sample proportion, p^=0.67Sample size, n=22007α=0.05

Q: Consider a drug that is used to help prevent blood clots in certain patients. In clinical​ trials,…

A: Given that, Consider a drug that is used to help prevent blood clots in certain patients. In…