True or false The practical significance of a decision rejecting the null hypothesis should always be considered with every statistical test outcome.
yes this is true,The practical significance of a decision rejecting the null hypothesis should always be considered with every statistical test outcome. because there are always two hypothesis is defined with every statistical test , one is null and other is alternative
True or false The practical significance of a decision rejecting the null hypothesis should always be...
The practical significance of a decision rejecting the null hypothesis should always be considered with every statistical test outcome. A. TRUE B. FALSE
13) Determine the decision criterion for rejecting the null hypothesis in the given hypothesis test; i.e., describe the values of the test statistic that would result in rejection of the null hypothesis. Suppose you wish to test the claim that μd, the mean value of the differences d for a population of paired data, is greater than 0. Given a sample of n = 15 and a significance level of α = 0.01, what criterion would be used for rejecting...
not rejecting the null hypothesis means that the assigned value under the null is the true population value. true or false
True or false Practical significance and statistical significance are synonymous terms.
Assume a researcher published a paper rejecting a null hypothesis at the 1% level of significance (that is, α = 0.01), which of the following statements is true? The finding may not be significant since it was not tested at an alpha level of 0.05 You cannot make any assumptions about the alpha at the 5% level without first calculating the value from the published data It is 5 times as likely the null hypothesis would be accepted at the...
TRUE or FALSE: Our null hypothesis for a linear correlation hypothesis test is always that there is no linear correlation.
1. a) Determine the decision criterion for rejecting the null hypothesis in the given hypothesis test; i.e., describe the values of the test statistic that would result in rekection of the null hypothesis. H0: =9.8 H1: ?9.8 n=14 ? = 0.05 b. The mean volume of juice in a company's 8 oz juice bottles is equal to 8.2 ounces. Test statistic z = -1.27
1) In hypothesis testing, the region of rejection of the null hypothesis will always be smaller than the region of acceptance of the null hypothesis. True or False? One-sample tests use data drawn from a single sample to test that the sample comes from a specified population. True or False? A study of more than 20,000 mothers of newborns revealed a 10% greater likelihood of purchase by mothers of boys versus mothers of girls. The null hypothesis is: "Mothers of...
In hypothesis testing, which of the following results in a type I error? Rejecting a true null hypothesis Rejecting a true alternative hypothesis Rejecting a false null hypothesis Rejecting a false alternative hypothesis
Q23-Statistical power provides the same information as a p-value. True or False? 24. A statistically significant effect (i.e., p < .05) will always be practically meaningful. True or False ? 26. Rejecting the null hypothesis means that the sample outcome is very unlikely to have occurred if H0 is true. True or False ?