Based on the data and results of test for normality in the table, complete the parts of hypothesis testing

Q: According to Pew Research, 68% of a random sample of 2,524 adults said that the government should…

A: Answer - According to a Pew Research, 68% of a random sample of 2524 adults said              that…

Q: A statistical procedure in determining which hypothesis is more acceptable as true or which…

A: HERE USE basic  hypothesis testing

Q: What does the level of significance r

A: Level of significance: The type I error occurs if “rejecting the null hypothesis if the null…

Q: What is the meaning of this Probability Value in context?

A: here use given data of hypothesis testing and p-value    When the administrators performed a…

Q: Carry out the statistical test and state your conclusions.

A: 5) The null hypothesis is a simple statement about the value of the population parameter which is…

Q: Identify the P-value for this hypothesis test.

A: Here Given , sample size =293 x=128 sample proportion = p^ = 128293 = 0.4369 alpha  = 0.05

Q: If we have measurement error in our data, and those errors are truly random, what will the average…

A: Average =Sum of errorsNumber of errors

Q: The mean salary for a local police officer in Maine is $43,270 a year. Identify the type I AND type…

A: Solution: State the hypotheses. Null hypothesis: That is, the mean salary for a local police…

Q: Is there enough evidence, at a a = 0.01 level of significance, to show a difference between the…

A: The provided sample means are shown below: Xˉ1=578\bar X_1 = 578 Xˉ2=570\bar X_2 = 570 Also, the…

Q: Researchers are trying to determine if the prevalence of CVD is different in smokers compared to…

A: Here compare provenance of CVD BETWEEN non smoker and smokers

Q: What are the assumptions for using a two-sample independent t-test?

A: Given : Two-sample independent t-test :    This test is also called as two-sample t-test     This…

Q: What conditions are necessary in order to use a t​-test to test the differences between two…

A: The objective is to identify the conditions that are necessary to use a t-test to test the…

Q: Is the test statistic in the rejection region? how do you know ?

A:

Q: What is the moment generating function of the sample mean?

A: Mgf (i)Sample mean=x⏞=Σxin=x1+x2+..+xn10…

Q: If you have a sample size of 100 from a population of rope with sample mean breaking strength of 960…

A: Solution: Let X be the breaking strength. From the given information, x-bar = 960 pounds, S=200…

Q: Describe about the hypothesis testing for population mean.

A: Single mean test: Single mean test is used to compare the mean of a variable in the sample of data…

Q: When is it appropriate to use a one-sample Z test and how is this value similar to a simple z or…

A:

Q: 1. How to know which statistical test to use for hypothesis testing? Explain.

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

Q: The proportion of people in Los Angeles who like exercising is 52%. Identify the type I and type II…

A: The type I error is defined as rejecting the null hypothesis when actually it is true. The type II…

Q: The College of Graduate Studies at MNSU claims that more than 60% of undergraduate students at this…

A:

Q: 10) The mean age of bus drivers in Chicago is 48.7 years. If a hypothesis test is performed, how…

A: Denote μ as the population mean age of bus drivers.

Q: Are younger people more likely to be vegan/vegetarian? To investigate, the Pew Research Center…

A: It was stated that “Are younger people more likely to be vegan/vegetarian?”, To investigate, the Pew…

Q: If the F-statistic is close to one, what would be the decision of a hypothesis test?

A: The F-statistic is the test statistic for F-tests. In general, an F-statistic is a ratio of two…

Q: State two reasons why including the P-value is prudent when you are reporting the results of a…

A:

Q: What is the explanatory variable ?

A: What is the explanatory variable ?

Q: Is it commonly believed that the mean body temperature of a healthy adult is 98.6f you are not…

A: Solution: From the given information, the claim is that the mean body temperature of a healthy adult…

Q: Researchers are comparing the intelligence levels of incoming freshmen and graduating seniors.…

A: Assuming that there is a systematic difference in intelligence levels between the two groups and…

Q: A dentist hypothesizes that the average time a child spends brushing their teeth is less than 60% of…

A: In the given situation, the claim of the problem is "the average time a child spends brushing their…

Q: What is the correct interpretation of Jackson’s z-score?

A: The z-score value is 1.10.

Q: how should a decision that fails to reject the null hypothesis be​ interpreted?

A: The dean of a major university claims that the mean number of hours students study at her…

Q: What does The statistical hypotheses consist of?

A:

Q: A restaurant owner claims that the mean amount spent by diners at his restaurant is more than $30.…

A: Solution: The claim is that the mean amount spent by diners at his restaurant is more than $30.…

Q: It has been determined that 37 out of 100 adult Americans that did not attend college believe in…

A: Consider that p is the true proportion of adults that did not attend college believe in…

Q: What is the relationship between the t-test and the sample size? (

A: Here identifying the relationship between t test and sample size

Q: What is the difference in assumptions between the one-mean t-test and the one-mean z-test?

A: The One Sample t Test determines whether the sample mean is statistically different from a known or…

Q: Can we support the claim at 0.01 level of significance ?

A: It is given that Sample size n = 50 Sample mean M = 1850 Population SD = 100 Level of significance =…

Q: Can you think of any flaws in the One-Sample Z-Test for Mean?

A: Introduction: Suppose the true, unknown mean of a population of interest is μ.

Q: What is the normal hypothesis and alternative hypothesis?

A: In probability and statistics, the null hypothesis is a comprehensive statement or default status…

Q: What is the relation between the significance level of a hypothesis test and the probability of…

A: Type I error:Probability of rejecting the null hypothesis when it is actually true.

Q: Test the claim that the proportion of men who own cats is smaller than 40% at the .005 significance…

A:

Q: Is the attached problem a two sample test for a two sample normal means hypothesis test? Not sure…

A: The given problem is an example of two independent sample t-test. a) H0: Population variances of the…

Q: Which statement best represents the logic of a one way analysis of variance which also called ANOVA…

A: In an ANOVA test, a null hypothesis assumes that the population means values are equal to each other…

Q: If the p-value is 0.003 and the level of significance, α, is 0.05 in a hypothesis test for a mean,…

A: Given,  p-value is 0.003 α, is 0.05 Here p-value less than α. Therefore this test is significant and…

Q: In a national survey of 2013 adults, 1283 indicated that they believe rudeness is a more serious…

A: Given that

Q: The mean age of bus drivers in chicago is 56.7 years. If a hypothesis test is performed, how should…

A: Denote μ as the population mean age of bus drivers.

Q: Perform a left tail test to test whether Machine-2 has less variability. Use a significance level of…

A:

Q: What is meant by saying that a statistical procedure is robust?

A: A statistical procedure is said to be robust in the following situations when the procedure is…

Q: If you use a 0.10 level of significance in a two-tail hypothesis test, what is your decision rule…

A:

Q: The area of inferential statistics called hypothesis testing is a decision-making process for…

A: Introduction: Inferential statistics is the branch of statistics, that is involved in making…