Which statement below is consistent with making a Type I error?   Group of answer choices concluding that a treatment has an effect when it really does concluding that a treatment has no effect when it really has no effect concluding that a treatment has no effect when it really does concluding that a treatment has an effect when it really has no effect

Q: children who had spent at least 20 hours per week in child care during the previous year produced a…

A: The null and alternative hypotheses are   The test statistic is given by p-value = 0.0001 Excel…

Q: Dire on: Prove that the conclusion is correct or not given the following answer the following…

A: Given : Population proportion : p=0.6 Sample size : n=395 Number of success : x=189 Level of…

Q: State the conclusion for the test. O A. Reject the null hypothesis. There is sufficient evidence to…

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Q: Write the alternate hypothesis to test this.

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Q: 23a, 23b, and 23c

A: a. Independent and dependent variables: The variable of interest, regarding which, the prediction is…

Q: he jump direction which way the goalkeeper jumped and where the kick direction is from the…

A: The random variable is goalkeeper. There are two cases which are named as direction of the kick and…

Q: of the following statements below is correct, as a way of explaining what the P-value means? Group…

A: The p-value is a conditional probability of getting a test statistic as extreme or more extreme than…

Q: What is the consequence of a Type I error? O Conckuding that a treatment has no effect when it…

A: What is the consequence of type I error. The type I error means we accept the alternative hypothesis…

Q: Direction: Prove that the conclusion is correct or not given the following scenario and answer the…

A: In the given scenario, the percentage of defective items was claimed at 60%. To test the claim, 395…

Q: A researcher randomly selects 50 girls from an elementary school and pairs them by age with another…

A: The researcher divides the 50 girls into two groups and assigns one group of girls to the…

Q: whether there is a relationship between Team (A vs. B) and Outcome (Good vs. Bad). Below are the…

A: We need to use the concept of Hypothesis testing to given scenario

Q: has falsely concluded that a treatment has an effect.  b. A researcher has correctly concluded that…

A: In Hypothesis testing, a researcher can make two types of errors. Type I error & Type II error.…

Q: A researcher is interested in whether men and women differ in terms of depression levels. They…

A: Use the sample data to determine the mean and standard deviation of Men and Women.    Men…

Q: Identify whether the given hypothesis is null or alternative. If it is an alternative hypothesis,…

A: The training group scores will not be different from the control group scores

Q: 9.17 Iron Deficiency? Iron is essential to most life forms and to normal human physiology. It is an…

A: The population mean is, μ=18 mg of iron Claim: Test whether the adult females under the age of 51…

Q: Test the claim getting a ticket is independent of the color of your car. Use a significance level of…

A: chi square test on independence

Q: Describe an experimental hypothesis and explain which post hoc test you would use if you find a…

A: The hypothesis is an important part of hypothesis testing because it helps in understanding what…

Q: A categorical variable has three​ categories, with the frequencies of occurrence below. b. What…

A: CategoryFrequency% ValuesA918%B2652%C1530%

Q: Using the p-value method, we reject the null hypothesis if the p-value is ___________than or equal…

A: NOTE When p-value≤α=level of significance, then we reject the null hypothesis. When…

Q: plot plot beloO W summarizes Le number of eggs. Assuming that the etation of the results? s

A: from the above graph, two-variable like added vitamins and control are non parellel hence we can say…

Q: A researcher wants to examine if sugar consumption has changed over the last 5 years . a. Select a…

A: Type I error: If the null hypothesis is rejected when it is true is called Type I error. Type II…

Q: Informed consent is needed because the study may cause emotional or physical harm to the…

A: Informed consent is needed because  answer: Individuals has legal ownership of their own data

Q: Two professors at a local college developed a new teaching curriculum designed to increase students'…

A: solution

Q: For a drug to be approved by the FDA, the drug must be shown to be safe and effective. If the drug…

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Q: Failing to reject the null hypothesis when the research hypothesis is true is? a. Effect size b.…

A: Type I error : Reject the null hypothesis when the research hypothesis is false.

Q: a. Is there a significant difference in reported pain between the two conditions? Use a two-tailed…

A: The given question deals with the study of the two groups and study whether there is any significant…

Q: One-Sample Interpretation A research found that US adults watch an average of 3.1 hours of tv per…

A: From the provided information, Sample size (n) = 62 Sample mean (x̄) = 2.84 Standard deviation (s) =…

Q: According to Cozby and Bates, a tentative statement that might (or might not) be true about the…

A: According to Cozby and Bates, a tentative statement that might (or might not) be true about the…

Q: you want to learn which variables affect aggression. You want to answer three basic questions: Does…

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Q: What is the consequence of a Type II error? Question 2 options: Concluding that a treatment has an…

A: It is needed to define the Type II error.

Q: cenario: I'm interested in whether there is a relationship between Team (A vs. B) and Outcome (Good…

A: Given Information:   Team A Team B Total Good Outcome 75 45 120 Bad Outcome 25 5 30 Total…

Q: Researchers suspect diet (what people eat- vegetarian, pescatarian, and carnivore) can affect the…

A: Type of food People eat Vegetarian Pescatarian Carnivore Considering the response variable…

Q: Correlation Test 13. Random students are selected from a history class and asked the number of hours…

A: Solution First we need to find out correlation between hours and score variable.

Q: The test is done with a 95% confidence level. Find the test statistic, and p-value. (Round your test…

A: The test statistic and the p-value can be obtained from the given output.

Q: What is the consequence of a Type I error?​   Question 39 options:   ​Concluding that a treatment…

A: Solution-: What is the consequence of a Type I error? (a) Concluding that a treatment has an effect…

Q: A psychologist is examining the influence of an older sibling in the development of social skills. A…

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Q: Which of the following statements are TRUE? I. Increasing the significance level of a test will…

A: Type I Error:A Type I error occurs when a statistical test incorrectly rejects a true null…

Q: Answer choices for second box: Conclude that there is not statistical evidence taht the production…

A: Given The data is as follows: Population mean, μ=32

Q: Need help with 24b only

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Q: Mark the following statement as true or false. If you belleve that the statement is false, briefly…

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Q: Read through this scenario and look at the data that was collected.  State the null and all possible…

A: Provided ANOVA result with replication