Ho:μ = 26Ha:μ #26x = 29.1, n = 55, o= 8.46, a = .01a. Use the data given to test the following hypotheses. (Round your answer to 2 decimal places.)The value of the test statistic isSince the p-value ofb. Use the p-value to reach a statistical conclusion. (Round your answer to 4 decimal places.)and weCritical mean values:reject the null hypothesisUpper value:Lower value:Appendix A Statistical Tablesc. Using the critical value method, what are the critical sample mean values? (Round your answer to 3 decimal places.)is less ✓than a/2 = .005, the decision is to: Reject the null hypothesis

From given data we have : x¯=29.1n=55σ=8.46α=0.01 null and alternative hypothesis H0:μ=26Ha:μ≠26

Answered: Ho:μ = 26 H₂:26 x=29.1, n = 55, o =…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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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? Họ: H1: What type of test is being conducted in this problem? O Left-tailed test Right-tailed test Two-tailed test What parameter is being tested? Population standard deviation O Population mean O Population proportion
Please solve for parts D, E, and F.
Please answer the question in the picture below with the information provided
A hypothesis test is performed at the 5% significance for a normal population mean u iwth the null and alternative hypotheses given below. Haitl# Ho Orl =r1:0H It is found that the p-value is p = 0.0123. What is the correct decision and interpretation of the hypothesis test? O Inconclusive or not enough information to tell. O Do not reject the null hypothesis. Our data supports the null hypothesis. O Do not reject the null hypothesis. We have proved the null hypothesis is true. O Reject the null hypothesis. We have proved the null hypothesis is false. O Reject the null hypothesis. Our data is statistically insignificant. O Reject the null hypothesis. Our data does not support the null hypothesis.
Consider the following data for a dependent variable y and two independent variables, x, and X2. X1 | X2 y 30 12 93 47 10 108 17 112 51 16 178 40 94 51 19 175 74 7 170 36 12 117 59 13 142 76 16 213 The estimated regression equation for these data is ý = -20.24 + 2.04x, + 4.78x2. Here, SST = 15,563.6, R = 14,417.6, = 0.2488, and = 0.9548. zas 25
Use the information given and the eight-step approach to test the hypotheses. Let a = .01. Họ : µ = 36 H :µ # 36 n = 63 x = 38.4 o = 5.93 a Appendix A Statistical Tables (Round your answer to 2 decimal places, e.g. 1.75.) The value of the test statistic is and we
The null hypothesis: H , :0 The alternative hypothesis: H :0 The type of test statistic: (Choose one) v The value of the test statistic: (Round to at least three decimal places.) The two critical values at the 0.05 level of significance: J and | (Round to at least three decimal places.) Can we support the claim that the life expectancy in Egypt is not equal to the life expectancy in Morocco? O Yes No
You are conducting a Goodness of Fit hypothesis test for the claim that all 5 categories are equally likely to be selected. Complete the table. Report all answers correct to three decimal places. Category ObservedFrequency ExpectedFrequency (obs-exp)^2/exp A 25 B 8 C 19 D 11 E 19 What is the chi-square test-statistic for this data?χ2=
You may need to use the appropriate echnology to answer this questiol Consider the following hypothesis test. Ha: Hd > 0 (a) The following data are from matched samples taken from two populations. Compute the difference value for each element. (Use Population 1 - Population 2.) Population Element 1 2 Difference 1 21 19 2 28 25 18 17 4 20 17 26 25 (b) Compute d. (c) Compute the standard deviation (d) Conduct a hypothesis test using a = 0.05. Calculate the test statistic. (Round your answer to three decimal places.) Calculate the p-value. (Round your answer to four decimal places.) p-value %3D
You may need to use the appropriate technology to answer this question. Consider the data. xi 1 2 3 4 5 yi 4 7 5 10 14 Use the t test to test the following hypotheses (? = 0.05): H0: β1 = 0 Ha: β1 ≠ 0 Find the value of the test statistic. (Round your answer to three decimal places.) Find the p-value. (Round your answer to four decimal places.) p-value = Use the F test to test the hypotheses in part (d) at a 0.05 level of significance. Present the results in the analysis of variance table format. Set up the ANOVA table. (Round your values for MSE and F to two decimal places, and your p-value to three decimal places.) Sourceof Variation Sumof Squares Degreesof Freedom MeanSquare F p-value Regression Error Total Find the value of the test statistic. (Round your answer to two decimal places.) Find the p-value. (Round your answer to three decimal places.) p-value =
Consider the data. xi 3 12 6 20 14 yi 60 40 65 5 15 Use the t test to test the following hypotheses (? = 0.05): H0: ?1 = 0 Ha: ?1 ≠ 0 Find the value of the test statistic. (Round your answer to three decimal places.) Use the F test to test the hypotheses in part (d) at a 0.05 level of significance. Present the results in the analysis of variance table format.
Describe type I and type II errors for a hypothesis test of the indicated claim. A furniture store claims that at least 40% of its new customers will return to buy their next piece of furniture. Describe the type I error. Choose the correct answer below. OA. A type I error will occur when the actual proportion of new customers who return to buy their next piece of furniture is at least 0.40, but you fail to reject Ho: p20.40. OB. A type I error will occur when the actual proportion of new customers who return to buy their next piece furniture is at least 0.40, but you reject Ho: p20.40. OC. A type I error will occur when the actual proportion of new customers who return to buy their next piece of furniture is no more than 0.40, but you reject Ho: p ≤ 0.40. OD. A type I error will occur when the actual proportion of new customers who return to buy their next piece f furniture is no more than 0.40, but you fail to reject Ho: p ≤0.40. Describe the type II error. Choose the correct answer…

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