Below are the null and alternative hypotheses. Given this information, are you using a one or two-tailed test?
HO : LaTeX: \mu\:\le μ ≤ 99
HA : LaTeX: \mu> μ > 99
Below are the null and alternative hypotheses. Given this information, are you using a one or...
For the following hypothesis test, determine the null and alternative hypotheses. Also, classify the hypothesis test as two tailed, left tailed, or right tailed The mean local monthly bill for cell phone users in this country was $43.56 in 2001. A hypothesis test is to be performed to determine whether last year's mean local monthly bill for cell phone users has decreased from the 2001 mean of $43.56 Choose the correct null and alternative hypotheses below OA. Ho : μ...
Given the null and alternative hypotheses and sample information shown below, complete parts a and b. Can you please check the answers and show the steps? Given the null and alternative hypotheses and sample information shown below, complete parts a and b. Ho: 07 = 63 HA: 0; #o2 Sample 1 n = 12 Sy = 13 Sample 2 n2 = 21 Sy = 34 a. If a=0.05, state the decision rule for the hypothesis. If the calculated test statistic...
Given the null and alternative hypotheses below, test the hypothesis using a = 0.01 assuming that a sample of n = 200 yielded x = 106 items with the desired attribute. Ho p20.59 HA P<0.59 Check the requirement for a hypothesis test for a proportion In this situation, np is (Type integers or decimals.) 5 and n(1-P)= 75. Thus, the requirement satisfied What is the test statistic? z= (Round to two decimal places as needed) What is the p-value? p-value...
Suppose that the null and alternative hypotheses for a study on the average weight for an animal species are given below: H0∣μ=32.1mg Ha∣μ≠32.1mg Assume that you construct a confidence interval from a sample that is given by: (C.I.)μ95%=(38.5,48.2)mg Define δto be the distance from the null-hypothesis claim to the closest boundary of the obtained confidence interval. This is one metric that can be used to determine the "strength" of the hypothesis test conclusion. What is the value of δfor this...
The null and alternative hypotheses are given. Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed. What parameter is being tested? H0: μ = 9 H1: μ > 9 What type of test is being conducted in this problem? Left-tailed test Right-tailed test Two-tailed test What parameter is being tested? A )POPULATION MEAN B) POPULATION STANDARD DEVIATION C) POPULATION PORPORTION
The null and alternative hypotheses for a test are given, as well as some information about the actual sample and the statistic that is computed for each randomization sample. Indicate where the randomization distribution will be centered. Ho : p= 0 vs Ha : p=0 Sample: r = -0.23, n = 40 Randomization statistic: r
STEP 2 State the Null and Alternative (Research) hypotheses NULL Hypothesis ALTERNATIVE Hypothesis Is this a one or two tailed test (if a one tailed test, what direction)? STEP 3 Define the elements of the problem What is the population or populations of interest? What is the sample? 3. The President claims that 100,000 jobs were created last month. You don't believe this claim is true, so you examine a sample of 1,000 records from the Bureau of Labor Statistics...
Given the null and alternative hypotheses below, a level of significance a = 0.1, together with the accompanying sample information conduct the appropriate hypothesis test using the p-value approach. What conclusion would be reached concerning the null hypothesis? Ho: P1 = P2 HA:21 #P2 Х The sample information Click on the icon to view the sample information. Determine the value of the test statistic. Sample 1 Sample 2 Z= (Round to three decimal places as needed.) ny = 178 X1...
Consider the following null and alternative hypotheses: Ho: p=0.16 He: p <0.16 These hypotheses O a) indicate a one-tailed test with a rejection area in the right tail b) are not mutually exclusive O c) indicate a two-tailed test d) are established incorrectly e) indicate a one-tailed test with a rejection area in the left tail
The null and alternative hypotheses are given. Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed and the parameter that is being tested. Ho = 9.4 H, #94 O A. Right-tailed, OB. Two-tailed OC. Left-tailed OD Two-tailed,