We wish to examine the relationship between gender and attitudes towards saving. 45 males and 60 females are asked whether they believe saving money for the future is a good thing. The only possible answers to the question posed are "yes" or moʻ. 25 males and 4 females answer yes. What is the value of the test statistic for the appropriate hypothesis test to be conducted in this case

Q: I’m testing the claim that a population exceeds .62, the null hypothesis is H0, what is it?

A: H0 = Null Hypothesis H1 = Alternative Hypothesis

Q: ) What conclusions can be drawn from this hypothesis test?

A: a) H0:μ=15.7VersusHa:μ<15.7   Level of significance valueα=0.05 Test statistic value of T = x-μsn…

Q: What is the null hypothesis and alternative hypothesis?

A: Given Information: Data indicates the scores of 10 subjects in the first test and scores of the…

Q: Why we say the smaller the ρ-value, the stronger the evidence against the Null Hypothesis?

A: p value in a hypothesis testing represents the likelihood of your data would have occurred under the…

Q: 1. What errors might you commit whenever you make inferences about the parameters of the…

A:

Q: writing an appropriate null and alternative hypothesis

A: here use basic of hypothesis testing

Q: Come up with your own hypothesis testing scenario. What is an example of a null and research…

A: Suppose it is claimed that the average weekly salary of a waiter at restaurant in USA is $800 with…

Q: If the P-value of a hypothesis test is 0.103, what would your decision be when the level of…

A: Given If the P-value of a hypothesis test is 0.103, what would your decision be when the level of…

Q: Country Financial, a financial services company, uses surveys of adults age 18 and older todetermine…

A:

Q: If, based on a sample size of 850​, a political candidate finds that 479 people would vote for him…

A: Given that  n=850 , X=479 Find 95​% confidence interval for his expected proportion of the​ vote?

Q: The test statistic is The p-value is Should the null hypothesis be rejected?

A: here from given information  for gamer in age- group 16-25 x1¯ = 42.5 σ1 = 9.5 n1 = 351    for gamer…

Q: According to a recent​ census,16% of the people in the United States are of Hispanic origin. One…

A: Hypotheses:Denote P as the true population proportion of people in United States of Hispanic…

Q: What is the null and research hypothesis?

A: Test is that whether children and adults spend a different amount of time talking on the phone each…

Q: In 2002, the General Social Survey conducted by StatsSA, participants was asked the following…

A: Test is that whether there is a relationship between death penalty and marjuana beliefs.

Q: Two 95 percent confidence intervals will be constructed to estimate the difference in means of two…

A:

Q: What's the null hypothesis?

A: Test is that whether that treatment has in increasing effect on the mean.

Q: Country Financial, a financial services company, uses surveys of adults age 18 and older todetermine…

A:

Q: Why do we need to use Hypothesis testing??

A: Hypothesis testing is a statistical procedure that use the sample data to make conclusions about the…

Q: Explain why the null hypothesis should not be accepted?

A: The hypothesis which is tentatively fixed up and tested for the possible rejection of it under the…

Q: Describe the relationship between the null and alternate hypothesis?

A: Hypothesis: Hypothesis is an assumption about the parameter of the population which will be made on…

Q: Only about 14% of all people can wiggle their ears. Is this percent different for millionaires? Of…

A:

Q: What is the null and alternative hypothesis?

A: Test is that whether mean time for painting a medium-sized room without using the tool is greater…

Q: What is step 5 of hypothesis testing ?

A: Step 1: Specify the Null hypothesis and Alternative hypothesis. In this step, will describe the…

Q: What would it mean to a hypothesis test if we increased or decreased the p-value? Why might someone…

A:

Q: Which of the equations below is the proper way to calculate the test statistic for the above…

A: here given  x¯D = 2.33sD = 2.88 n = 6

Q: Formulate the null(Ho) and alternative(Ha) hypotheses of the problem, 1. A psychologist wants to…

A: a) A psychologist wants to know how depression affects work performance. In context, the sample will…

Q: The overall question is: Is this sufficient evidence to say that the two true proportions are…

A: Here compare proportion of male and female said yes

Q: What five steps do we need to follow when conducting hypothesis testing?

A: Step 1: Write the Null Hypothesis

Q: Which of the following best describes the steps involved in hypothesis testing? Step 1: State the…

A: The steps involved in hypothesis testing are:

Q: A new researcher at the BCIE believes that the success of the "Dogs Anti Anxiety" program lies with…

A: Given information: Puppy Male Female   8 6   7 8   6 8   4 7   7 9   8 8   7 6…

Q: Which of the elements of a test of hypothesis can and should be specified prior to analyzing the…

A: In the field of statistics, a hypothesis is a claim about some aspect of a population. A hypothesis…

Q: why must we be required to deal with uncertainty in our decisions, even when using statistical…

A: Hypothesis Testing :  Hypothesis testing is an act in statistics whereby an analyst tests an…

Q: Which conclusion is appropriate for this hypothesis test? Our data do not suggest that there is a…

A:

Q: Country Financial, a financial services company, uses surveys of adults age 18 and older todetermine…

A: a. In a survey, 410 out of 1,000 adults indicated that their financial security was more than fair…

Q: If n = 440 and ˆpp^ = 0.52, construct a 90% confidence interval. Give your answers to three…

A:

Q: If n = 220, p-hat = 0.4, then what will be the 90% Confidence Interval for the population…

A:

Q: The critical boundaries for a hypothesis test are z = +1.96 and -1.96. If the z-score for the sample…

A: Decision rule:Denote z as test statistic value and z(α/2) as the critical value.Decision rule based…

Q: What is the relationship between an alternative and a null hypothesis?

A: Note: Hi there! Thank you for posting the questions. As there are several independent questions.…

Q: What is H0? And why do we evaluate it instead of the scientific hypothesis?

A: Statistician use the term H0 which is under statistical hypothesis and scientists use the scientific…

Q: two 95 percent confidence intervals will be constructed to estimate the difference in means of two…

A: Solution: The confidence interval for the difference in means calculated by using the formula:

Q: Country Financial, a financial services company, uses surveys of adults age 18 and older todetermine…

A:

Q: When conducting a hypothesis test, the hypothesis that illustrates the initial claim being tested…

A: The claim being assessed in a hypothesis test is called the null hypothesis.  And alternative…

Q: Only about 10% of all people can wiggle their ears. Is this percent different for millionaires? Of…

A:

Q: What is the difference between simple hypothesis and a composite hypothesis? Why might economists…

A: Our aim is to discuss the difference between simple hypothesis and a composite hypothesis.

Q: 20. "More than half of California's doctors say they are so frustrated with managed care they will…

A: This problem is an article based on the doctors' frustration and pessimism, in California.  The…

Q: Give Steps of hypothesis testing ?

A: Given: Hypothesis-testing:

Q: The P-value for a hypothesis test is 0.052. What is your decision if the level of significance is…

A:

Q: Past studies have indicated that the percentage of smokers is estimated to be about 35%. Given the…

A: Given : Claim : The percentage of smokers has reduced.

Q: Only about 14% of all people can wiggle their ears. Is this percent lower for millionaires? Of the…

A: Given,n=400x=40p^=xnp^=40400=0.1α=0.1