A researcher has boiled her hypothesis test down to the following information. Ho: µ = a = 43.2261, s = 42, Ha: µ > 42, a = 0.06 4.5155, n = 17 Find the p-value.
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- a researcher conducts a hypothesis test using a sample from an unknown population. if the t statistic has df= 35, how many individuals were in the sample?A veterinarian claims that the mean weight of adult German shepherd dogs is 75 pounds. The test statistic is -2.01 when a researcher applied hypothesis test to test a veterinarian's claim at ?=0.05α=0.05. Find the critical value(s) and state the conclusion.Given the Data:Test the hypothesis that p(rho)xy is not equal to 0 at the 0.05 level of significance.
- A law enforcement organization claims that their radargun is accurate to within 0.5 miles per hour for a courthearing. An independent organization hired to test theaccuracy of the radar gun conducted 12 tests on a projectilemoving at 60 miles per hour. Given the data inthe following table, determine if the radar gun can beused in court. State the hypothesis and base your commentson an appropriate α level.A researcher conducts a hypothesis test using a sample from an unknown population. If the t statistic has df = 30, how many individuals were in the sample?A survey of 90 recently delivered women on the rolls of a county welfare department revealed that 27 had a history of intrapartum or postpartum infection. What is the critical value of z if we need to conclude that the population proportion with a history of intrapartum or postpartum infection is less than 0.25.
- When the necessary conditions are met, you are testing the hypotheses H0: (μ1 - μ2) = 0; H1: (μ1 - μ2) < 0. But your statistical software provides only a one-tail area of 0.023 as part of its output. The p-value for this test will be: A. .023 B. .046 C. .092 D. .08210. A pharmacist attempts to weigh 120 mg of codeine sulfate on a balance with a sensitivity requirement of 6 mg. Calculate the maximum potential error in terms of percentage.the null and alternative hypothesis are given. h0: p= 0.84 h1: pgreater than .84 determine left, right or two tailed and the parameter that is being tested