Use technology to help you test the claim about the population mean, μ, at the given level of significance,given sample statistics. Assume the population is normally distributed.Claim: μ> 1180; a=0.02;=213.86. Sample statistics: x= 1200.81, n = 250Identify the null and alternative hypotheses. Choose the correct answer below.OA. Ho: > 1180OB. Ho: 21200.81Ha: HS1180Ha: <1200.81OC. Ho: ≤1180H₂: 1180O E. Ho: ≤ 1200.81H₂>1200.81Calculate the standardized test statistic.The standardized test statistic is.(Round to two decimal places as needed.).Determine the P-value.P= (Round to three decimal places as needed.)Determine the outcome and conclusion of the test.Ho. At the 2% significance level, thereO D. Ho: μ>1200.81Ha: μ≤ 1200.81OF. Ho: 21180H₂H1180enough evidence tothe claim.using the

Given that Claim:μ>1180, α=0.02, σ=213.86, Sample statistics: x¯=1200.81, n=250.

Answered: Use technology to help you test the…

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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Test the claim about the population mean, p. at the given level of significance using the given sample statistics. Claim: p= 40; a=0.02; o= 3.17. Sample statistics: x= 38.7, n= 64 Identify the null and alternative hypotheses. Choose the correct answer below. 夏 O A. H, µ#40 B. H, p=40 Ha p= 40 Hạ µ±40 O C. H, p-40 H3: µ> 40 O D. H, p> 40 H p= 40 O E. H, H< 40 OF H, p=40 Ha p=40 H, p<40 Calculate the standardized test stustic. t: 0 The standardized test statistic is. (Round to two decimal places as needed.) ts Clear all Check answer rary View an example Get more help - Help me solve this This course (MAT 160 Elementary Statistics_MC01_Fall 2021) is based on Larson: Elementary Statistics: Picturing the World, 7e 66°F A O (99+) nere to search DC521 AUX XL-BTY 10/05/17 EGO
Use technology to help you test the claim about the population mean, μ, at the given level of significance, α, using the given sample statistics. Assume the population is normally distributed. Claim: μ>1260; α=0.07; σ=198.95. Sample statistics: x=1275.29, n=275 Identify the null and alternative hypotheses. Choose the correct answer below. A. H0: μ≤1275.29 Ha: μ>1275.29 B. H0: μ≥1260 Ha: μ<1260 C. H0: μ>1275.29 Ha: μ≤1275.29 D. H0: μ≤1260 Ha: μ>1260 E. H0: μ≥1275.29 Ha: μ<1275.29 F. H0: μ>1260 Ha: μ≤
Use technology to help you test the claim about the population mean, μ, at the given level of significance, α, using the given sample statistics. Assume the population is normally distributed. Claim: μ≤1290; α=0.05; σ=202.36. Sample statistics: x=1324.23, n=200 Identify the null and alternative hypotheses. Choose the correct answer below. A. H0: μ≤1290 Ha: μ>1290 B. H0: μ>1324.23 Ha: μ≤1324.23 C. H0: μ>1290 Ha: μ≤1290 D. H0: μ≥1324.23 Ha: μ<1324.23 E. H0: μ≥1290 Ha: μ<1290 F. H0: μ≤1324.23 Ha: μ> Calculate the standardized test statistic. The standardized test statistic is ________ (Round to two decimal places as needed.) Determine the P-value. P=____________________________________ (Round to three decimal places as needed.) Determine the outcome and conclusion of the test. (Fail or reject Reject) H0. At the 5% significance level, there____(is or is not) enough evidence to ____(reject or support) the claim.
Use technology to help you test the claim about the population mean, μ, at the given level of significance, α, using the given sample statistics. Assume the population is normally distributed. Claim: μ>1300; α=0.09; σ=207.09. Sample statistics: x=1326.58, n=275 Identify the null and alternative hypotheses. Choose the correct answer below. A. H0: μ≥1326.58 Ha: μ<1326.58 B. H0: μ≤1300 Ha: μ>1300 C. H0: μ≥1300 Ha: μ<1300 D. H0: μ≤1326.58 Ha: μ>1326.58 E. H0: μ>1326.58 Ha: μ≤1326.58 F. H0: μ>1300 Ha: μ≤1300 Click to select your answer and then click Check Answer. 3 parts remaining
Use technology to help you test the claim about the population mean, μ, at the given level of significance, α, using the given sample statistics. Assume the population is normally distributed. Claim: μ≤1240; α=0.08; σ=205.98. Sample statistics: x=1259.61, n=275 Identify the null and alternative hypotheses. Choose the correct answer below. A. H0: μ≥1240 Ha: μ<1240 B. H0: μ≤1259.61 Ha: μ>1259.61 C. H0: μ≥1259.61 Ha: μ<1259.61 D. H0: μ>1259.61 Ha: μ≤1259.61 E. H0: μ≤1240 Ha: μ>1240 F. H0: μ>1240 Ha: μ≤1240
7.1.36-T 34.31%, 5.83 of 17 pts A programmer plans to develop a new software system. In planning for the operating system that he will use, he needs to estimate the percentage of computers that use a new operating system. How many computers must be surveyed in order to be 99% confident that his estimate is in error by no more than four percentage points? Complete parts (a) through (c) below. Question Help ▼ a) Assume that nothing is known about the percentage of computers with new operating systems. (Round up to the nearest integer.) Enter your answer in the answer box and then click Check Answer. 2 parts remaining Clear All Check Answer F9 F10 F8 吕0 F3 F6 F7 F4 F5 esc F2 F1 & %24 4 @ de 6. 7 8. 6. 5 E R T Y G H. K F #3
Test the claim about the population mean, µ, at the given level of significance using the given sample statistics. Claim: u = 40; ¤ = 0.09; o = 3.34. Sample statistics: x = 38.2, n = 51 Identify the null and alternative hypotheses. Choose the correct answer below. O B. Ho: H#40 O A. Ho: H40 Ha: H = 40 O E. Ho: H= 40 Ha: µ>40 O F. Ho: H= 40 Ha: H# 40 Calculate the standardized test statistic. The standardized test statistic is - 3.85 (Round to two decimal places as needed.) Determine the critical value(s). Select the correct choice below and fill in the answer box to complete your choice. (Round to two decimal places as needed.) O A. The critical value is B. The critical values are t Determine the outcome and conclusion of the test. Choose the correct answer below. Click to select your answer(s).
State the conclusion based on the results of the test. The mean of the pressure required to open a certain valve is known to be = 7.9 psi. Due to changes in the manufacturing process, the quality-control manager feels that the average pressure has changed. The null hypothesis was rejected. Choose thee correct answer below. OA. There is not sufficient evidence that the mean of the pressure required to open a certain valve has changed. O B. The mean of the pressure has not changed. Oc. The mean of the pressure has changed. OD. There is sufficient ovidence that the mean of the pressure required to open a certain valve has changed. OE. There is sufficient evidence that the mean of the pressure required to open a certain valve has not changed. OF There is not suficient evidence that the mean of the pressure required to open a certain valve has not changed.
Test the claim about the population mean, μ, at the given level of significance using the given sample statistics. Claim: μ = 50; x = 0.09; a=3.15. Sample statistics: Xx=48.6, n=68 Identify the null and alternative hypotheses. Choose the correct answer below. OA. Ho: μ> 50 OB. Ho: #50 H₂:μ=50 H₂: H=50 OC. Ho: 50 Calculate the standardized test statistic. The standardized test statistic is -3.665. (Round to two decimal places as needed.) C example Get more help. OD. Ho: H=50 H₂: <50 F. Ho: H=50 H₂:μ#50 Determine the critical value(s). Select the correct choice below and fill in the answer box to complete your choice. (Round to two decimal places as needed.) ⒸA. The critical values are OB. The critical value is 0 Clear all Final check
The data found below measure the amounts of greenhouse gas emissions from three types of vehicles. The measurements are in tons per year, expressed as CO2 equivalents. Use a 0.025 significance level to test the claim that the different types of vehicle have the same mean amount of greenhouse gas emissions. Based on the results, does the type of vehicle appear to affect the amount of greenhouse gas emissions? E Click the icon to view the data. What are the hypotheses for this test? Data table O A. Hg: H1 = H2 = H3 H1: H1 # H2 # H3 O B. Ho: H1 + H2 # H3 H1: H1 = H2 = H3 Турe A 6.1 Туре B 8.4 Туре С 8.8 7.3 7.1 94 6.7 7.5 9.7 OC. Ho: H1 = H2 = H3 H: At least one of the means is differ 6.3 8.1 8.9 5.6 86 79 65 74 99 O D. Ha: At least one of the means is differd 7.2 79 84 7.4 71 9.4 H1: H1 = H2 = H3 6.2 8.3 7.1 Determine the test statistic. F = (Round to two decimal places as need Identify the P-value. Print Done P-value =(Round to two decimal places a What is the conclusion of the test? Do…
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