Homework Answers
1. We need to reject Ho so p - value will be lesser than significance level. Hence,
Area 1 and Area 4 are correct.
2. Area 1, Area 2, Area 3, Area 4 are correct.
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Ho: μ:0 на: +0 1 Consider the graph and the hypothesis values shown above. If Ho...
A paired difference experiment produced the data given below. Complete parts a through e below nd = 16-1 = 148 x2 = 152 xd =-4 s -25 a. Determine the values of t for which the null hypothesis μι-μ2-0...
A paired difference experiment produced the data given below. Complete parts a through e below nd = 16-1 = 148 x2 = 152 xd =-4 s -25 a. Determine the values of t for which the null hypothesis μι-μ2-0 would be rejected in favor of the alternative hypothesis μι-μ·0. Use α-0.05. (Round to two decimal places as needed.) XA. The rejection region ist< ort» O B. The rejection region is t> ° C. The rejection region is <t< D. The...
153 Xd 25 x1-143 2 0 a 100 a. Deterrnirne the values of t for which the null hypothesis H-20 woul...
153 Xd 25 x1-143 2 0 a 100 a. Deterrnirne the values of t for which the null hypothesis H-20 would be rejected in favor of the alternativs hypothesis Round to two decimel pleces as needed.) OA. The rejection region ist O B. he rejection region ist O C. The rejection regionis OD. The rejection region ist b. Conduct the paired difference lest described in part a. Determine the test statistic. 21 or ta Round lo two decnal placos as...
1. Consider the following hypothesis test for a Poisson(a) population Ho : α = 1 H1 :a = 2 a) Fin...
1. Consider the following hypothesis test for a Poisson(a) population Ho : α = 1 H1 :a = 2 a) Find the rejection region for a likelihood ratio test with k-4 and sample size n. (b) Find the level of the rejection region found in the previous part with n 15 (c) Find the power of a 05-level test with n 100.
1. Consider the following hypothesis test for a Poisson(a) population Ho : α = 1 H1 :a =...
5. (worth 16 points) Consider a test of H : μ-65 versus Ha μ > 65. The test uses σ-10, α-01 size of n 64. and a samp...
5. (worth 16 points) Consider a test of H : μ-65 versus Ha μ > 65. The test uses σ-10, α-01 size of n 64. and a sample a. Describe the sampling distribution of Fassuming Ho is true. Mean (t)- Standard deviation (oz)- Shape: Sketch the sampling distribution of x assuming Ho is true is used as the test stat istic. Locate the rejection region on your graph from b. Specify the rejection region when x part a. C. Describe...
Please clearly show and label each step Consider the following hypothesis test: Ho: μ = 16...
Please clearly show and label each step Consider the following hypothesis test: Ho: μ = 16 H1: μ ≠ 16 A sample of 50 provided a sample mean of 15.15. The population standard deviation is 3. Compute the value of the test statistic. What is the p value? At α = 0.05, what is the rejection rule using the critical value? What is your conclusion?
Suppose that X ~ POI(μ), where μ > 0. You will need to use the following fact: when μ is not too close to 0, VR ape x N(VF,1/4). (a) Suppose that we wish to test Ho : μ-710 against Ha : μ μί a...
Suppose that X ~ POI(μ), where μ > 0. You will need to use the following fact: when μ is not too close to 0, VR ape x N(VF,1/4). (a) Suppose that we wish to test Ho : μ-710 against Ha : μ μί are given and 10 < μι. m, where 140 and Using 2 (Vx-VHo) as the test statistic, find a critical region (rejection region) with level approximately a (b) Now suppose that we wish to test Ho...
Consider the graph 12 10 6, 9) y-f(x 8 (2, 7) (4, 5) (0, 3) (8, 0) 10 (a) Using the indicated subintervals, approximate the shaded area by using lower sums s (rectangles that lie below the graph of f...
Consider the graph 12 10 6, 9) y-f(x 8 (2, 7) (4, 5) (0, 3) (8, 0) 10 (a) Using the indicated subintervals, approximate the shaded area by using lower sums s (rectangles that lie below the graph of f) (b) Using the indicated subintervals, approximate the shaded area by using upper sums S (rectangles that extend above the graph of f) +-14 points SullivanCalc1 5.1.019 Approximate the area A under the graph of function f from a to b...
The graph to the right portrays the decision criterion for a hypothesis test for a population...
The graph to the right portrays the decision criterion for a hypothesis test for a population mean u. The null hypothesis for the test is Ho: u = Ho. The curve in the graph is the normal curve for the test statistic under the assumption that the null hypothesis is true. Complete parts (a) through (f) below. Reject, Do not reject Ho Но | 0.08 -1.405 0 UD. -- 1.403 b. Determine the nonrejection region. O A. zs 1.405 O...
5. [18 points] Consider the Minitab output shown below. Test of μ = 100 vs >...
5. [18 points] Consider the Minitab output shown below. Test of μ = 100 vs > 100 The assumed standard deviation 2.4 95% Lower Bound 100.770 Mean SE Mean 101.560 3.25 25 a. Fill in the missing values in the output. Can the null hypothesis be rejected at the 0.0s level? Why? b. Is this a one-sided or a two-sided test? C. If the hypotheses had been Ho: μ = 99 versus H : μ > 99, would you reject...
A paired difference experiment produced the data given below. Complete parts a through e below nd = 16-1 = 148 x2 = 152 xd =-4 s -25 a. Determine the values of t for which the null hypothesis μι-μ2-0 would be rejected in favor of the alternative hypothesis μι-μ·0. Use α-0.05. (Round to two decimal places as needed.) XA. The rejection region ist< ort» O B. The rejection region is t> ° C. The rejection region is <t< D. The...
153 Xd 25 x1-143 2 0 a 100 a. Deterrnirne the values of t for which the null hypothesis H-20 would be rejected in favor of the alternativs hypothesis Round to two decimel pleces as needed.) OA. The rejection region ist O B. he rejection region ist O C. The rejection regionis OD. The rejection region ist b. Conduct the paired difference lest described in part a. Determine the test statistic. 21 or ta Round lo two decnal placos as...
1. Consider the following hypothesis test for a Poisson(a) population Ho : α = 1 H1 :a = 2 a) Find the rejection region for a likelihood ratio test with k-4 and sample size n. (b) Find the level of the rejection region found in the previous part with n 15 (c) Find the power of a 05-level test with n 100.
1. Consider the following hypothesis test for a Poisson(a) population Ho : α = 1 H1 :a =...
5. (worth 16 points) Consider a test of H : μ-65 versus Ha μ > 65. The test uses σ-10, α-01 size of n 64. and a sample a. Describe the sampling distribution of Fassuming Ho is true. Mean (t)- Standard deviation (oz)- Shape: Sketch the sampling distribution of x assuming Ho is true is used as the test stat istic. Locate the rejection region on your graph from b. Specify the rejection region when x part a. C. Describe...
Suppose that X ~ POI(μ), where μ > 0. You will need to use the following fact: when μ is not too close to 0, VR ape x N(VF,1/4). (a) Suppose that we wish to test Ho : μ-710 against Ha : μ μί are given and 10 < μι. m, where 140 and Using 2 (Vx-VHo) as the test statistic, find a critical region (rejection region) with level approximately a (b) Now suppose that we wish to test Ho...
Consider the graph 12 10 6, 9) y-f(x 8 (2, 7) (4, 5) (0, 3) (8, 0) 10 (a) Using the indicated subintervals, approximate the shaded area by using lower sums s (rectangles that lie below the graph of f) (b) Using the indicated subintervals, approximate the shaded area by using upper sums S (rectangles that extend above the graph of f) +-14 points SullivanCalc1 5.1.019 Approximate the area A under the graph of function f from a to b...
The graph to the right portrays the decision criterion for a hypothesis test for a population mean u. The null hypothesis for the test is Ho: u = Ho. The curve in the graph is the normal curve for the test statistic under the assumption that the null hypothesis is true. Complete parts (a) through (f) below. Reject, Do not reject Ho Но | 0.08 -1.405 0 UD. -- 1.403 b. Determine the nonrejection region. O A. zs 1.405 O...
5. [18 points] Consider the Minitab output shown below. Test of μ = 100 vs > 100 The assumed standard deviation 2.4 95% Lower Bound 100.770 Mean SE Mean 101.560 3.25 25 a. Fill in the missing values in the output. Can the null hypothesis be rejected at the 0.0s level? Why? b. Is this a one-sided or a two-sided test? C. If the hypotheses had been Ho: μ = 99 versus H : μ > 99, would you reject...
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