calories per serving.a) Check the assumptions and conditions.b) A diet guide claims that you will get an average of 120 calories from a serving ofvanilla yogurt. Use an appropriate hypothesis test to comment on their claim.135 160 155 125 120 110 165 165 105 125 95a) The independence assumptionConditionreliable.HA:b) Write appropriate hypotheses for the test.Ho:been violated, and the Nearly Normaljustified. Therefore, using the Student-t model for inferenceThe test statistic is t = 0.(Round to two decimal places as needed.)The P-value is(Round to three decimal places as needed.)State your conclusion. Use x = 0.05.the numbers below forthe null hypothesis. Therethe mean number of calories issufficient evidence to conclude that120 calories.

The question is about hypothesis testing.Given :Population mean no. of calories get from vanilla…

Answered: calories per serving. a) Check the…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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For a hypothesis test, if the p-value for the test statistic is less than the significance level, which one of the following is a correct conclusion? Group of answer choices Reject the null hypothesis. There is enough evidence to conclude the alternative hypothesis is true. Fail to reject the null hypothesis. There is enough evidence to conclude the null hypothesis is true. Reject the null hypothesis. There is not enough evidence to conclude the alternative hypothesis is true. Fail to reject the null hypothesis. There is not enough evidence to conclude the alternative hypothesis is true.
In a(n) ________ test, the null hypothesis should be rejected when the test value is in either of the two critical regions. Explain.
Rejecting a false Null hypothesis is a. Type 1 error b. Type 2 error c. Alternate error d. Null error
Past studies have indicated that the percentage of smokers is estimated to be about 35%. Given the new smoking cessation programs that have been implemented, you now believe that the percentage of smokers has reduced.a) If you going to test this claim at the 0.05 significance level, what would be your null and alternative hypotheses?H0: _______ H1: _______ b) What type of hypothesis test should you conduct (left-, right-, or two-tailed)? left-tailed right-tailed two-tailed
Passed Failed White candidates Results from a civil servant exam are shown in the table to the right. Is there sufficient evidence to support the claim that the results from the test are discriminatory? Use a 0.01 significance level. Minority candidates Determine the null and alternative hypotheses. O A. Ho: White and minority candidates have the same chance of passing the test. H: White and minority candidates do not have the same chance of passing the test. O B. Ho: A white candidate is more likely to pass the test than a minority candidate. H: A white candidate is not more likely to pass the test than a minority candidate. O C. Ho: A white candidate is not more likely to pass the test than a minority candidate. H: A white candidate is more likely to pass the test than a minority candidate O D. Ho: White and minority candidates do not have the same chance of passing the test. H: White and minority candidates have the same chance of passing the test. Determine the test statistic. =…
You wanted to know whether eating fatty foods is related to obesity. a) Formulate your null and alternative hypothesis. b) Explain how a type 1 and type 2 error may be committed in this study base on your hypothesis in letter a.
(c) Calculate the test statistic. d) Decide whether to reject or fail to reject the null hypothesis. Then interpret the decision in the context of the original claim.
What are the two decisions that you can make from performing a hypothesis test? What are the two decisions that you can make from performing a hypothesis test? Select all that apply. O A. reject the null hypothesis O B. accept the alternative hypothesis O C. accept the null hypothesis O D. fail to reject the alternative hypothesis O E. reject the alternative hypothesis O F. fail to reject the null hypothesis OG. make a type I error O H. make a type Il error
Hypothesis Test: Perform the specified hypothesis test. Be sure to include your statistical andin-context conclusion statements. In 1994, 52% of parents with children in high school felt it was a serious problem that high schoolstudents were not being taught enough math and science. A recent survey found that 512 of 1000 parentswith children in high school felt it was a serious problem that high school students were not being taughtenough math and science. Do parents feel different today than they did in 1994? Use the α = 0.005significance level.
fill in the blank
Machines at a factory are supposed to dispense 250 grams of sugar per pack. A random sample of sugar packs is taken from the factory, and their contents (in grams) are measured. Following are the sample data: 247 247 247 248 249 250 250 250 251 251 Is there sufficient evidence to conclude that the machines do not conform to the indicated sugar amount? Use 0.10 level of significance. Which case for hypothesis testing must be used? ( Select ] What is the alternative hypothesis? ( Select ] What is the value of the test statistic? [ Select ] What is/are the critical value/s? Select ] What is the appropriate conclusion? [Select
You are interested in investigating whether gender and major are associated at your college. The table below shows the results of a survey. Math/Science Arts/Humanities Business/Econ. Other Men 76 109 73 49 Women 82 96 93 34 What can be concluded at the αα = 0.01 significance level? What is the correct statistical test to use? Independence Homogeneity Goodness-of-Fit Paired t-test What are the null and alternative hypotheses?H0:H0: The distribution of college major is the same for each gender. College major and gender are independent. College major and gender are dependent. The distribution of college major is not the same for each gender. H1:H1: College major and gender are independent. The distribution of college major is not the same for each gender. College major and gender are dependent. The distribution of college major is the same for each gender. The test-statistic for this data = (Please show your answer to three decimal places.) The p-value for…

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