Consider the following hypotheses:He: p≥ 0.35HA: P<0.35Which of the following sample information enables us to reject the null hypothesis at a = 0.05 and at a = 0.10? (You may find it usefulto reference the appropriate table: z table or ttable) (Round all intermediate calculations to at least 4 decimal places.)a.x = 30; n = 130b. x = 85; n = 327c. p= 0.33; n = 64d. p = 0.33; n = 448a = 0.05a = 0.1

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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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QUESTION 12 Suppose we are interested in whether travelers departing to Bali have spent researching potential health risks. Let the population proportion be denoted by p and assume we are interested in testing whether there is evidence that more than 40% of travelers have researched potential health risks. Which of the following represents the correct set of hypotheses for this 1-tailed test? O a. Ho: 0 = 0.4 H: р 0.4 O d. Ho: p = 0.4 H1: p> 0.4
Test the claim about the difference between two population means ₁ and ₂ at the level of significance a. Assume the samples are random and independent, and the populations are normally distributed. Claim: ₁₂; a=0.01. Assume o #02 Sample statistics: x₁=2406, s₁ = 178, n₁ = 14 and X₂=2291, s₂=52, n₂ = 9 Identify the null and alternative hypotheses. Choose the correct answer below. OA. Ho: H₁ H₂ Ha: H1 H2 OC. Ho: H₁ H₂ Ha: H1 H2 OE. Ho: H₁ H₂ Ha: H1 H2 Find the standardized test statistic t t= (Round to two decimal places as needed.). OB. Ho: H₁ H₂ Ha: H₁ 24₂ OD. Ho: ₁₂ Ha: H1 H₂ OF. Ho: H₁ H₂ H₂: H₁ H₂ Find the P-value. P=0 (Round to three decimal places as needed.). Decide whether to reject or fail to reject the null hypothesis and interpret the decision in the context of the original claim. ▼ Ho There enough evidence at the 1% level of significance to reject the claim.
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Score: 0 of 1 pt 9 of 28 (13 complete) Instructor-created question Course Note Packet Chapter 9 Page 7,9 and 10 If, in a sample of n = 25 selected from a normal population, X= 53 and S= 5, what is the value of tSTAT if you are testing the null hypothesis Ho: H= 50? tSTAT =O (Type an integer or a decimal.)
You are conducting a multinomial hypothesis test for the claim that the 4 categories occur with the following frequencies:Ho : pA=0.4; pB=0.2p pC=0.3 pD=0.1Complete the table. Category ObservedFrequency ExpectedFrequency SquaredResidual A 54 B 44 C 48 D 22 What is the chi-square test-statistic for this data?χ2=Report all answers accurate to three decimal places.VERY IMPORTANT NOTE: Answers are reported to 3 decimal places, but you should use all the decimal places to calculate the final chi-square test statistic...DO NOT use the rounded number you report in the table.
Ex K A 2 Consider a sample of 49 football games, where 30 of them were won by the home team. Use a 0.10 significance level to test the claim that the probability that the home team wins is greater than one-half. W S Identify the null and alternative hypotheses for this test. Choose the correct answer below. A. Ho: p=0.5 H₁: p>0.5 OB. Ho: p=0.5 H₁: p0.5 H₁: p=0.5 D Identify the test statistic for this hypothesis test. The test statistic for this hypothesis test is (Round to two decimal places as needed.) X mmand дв Monroe's Temp....docx. Removed 3 8.0 E D C $ 4 FA R F W SAMPLE Persuas....pdf % 5 V V T G 6 A B MacBook Air & Y 5373255 (1) (1).docx H & 7 U N * 8 J A DII 1 M ( 9 5373255 (1).docx K O < 1 H O L F 10 Clear all P Л. ... I PR { + Check answer ? command option Show All 1 F12 X L 1 de
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The following MINITAB output presents the results of a hypothesis test for a population proportion p. Some of the numbers are missing. Fill in the numbers for (a) through (c). Test and CI for One Proportion: X Test of p = 0.7 vsp < 0.7 X N Sample p 95% Upper Bound z-Value P-Value 0.724021 Variable 345 500 (a) (b) (b) (c) х
2. Given the following null and alternative hypotheses: Ho : Ti π together with the sample information: Sample 1 Sample 2 ni = 200 n2= 250 X1 = 55 X2 = 65 Test the hypotheses at 0. 05 level of significance.

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