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Nursery specializes in custom-designed landscaping for residential areas. The estimated labor cost associated with a particular landscaping proposal is on the number of plantings of trees, shrubs, and so on to be used for the project. For cost estimating purposes, managers use two hours of labor time for anting of a medium-sized tree. Actual times from a sample of 10 plantings during the past month follow (times in hours). 1.7 2.7 2.4 3.2 24 2.8 2.2 2.5 1.5 1.3 0.05 level of significance, test to see whether the mean tree-planting time differs from two hours. the null and altermative hypotheses. Select your anwer Select your answer pute the sample mean. (to 2 decimals) pute the sample standard deviation. (to 4 decimals) the test statistic and p-value. (Use Table 2 in Appendix B.) (to 3 decimals) Select your answer t is your conclusion? elect your answer reject the null hypothesis. There Select your anwer enough evidence to prove that the mear tree-planting time difers from 2

Nursery specializes in custom-designed landscaping for residential areas. The estimated labor cost associated with a particular landscaping proposal is on the number of plantings of trees, shrubs, and so on to be used for the project. For cost estimating purposes, managers use two hours of labor time for anting of a medium-sized tree. Actual times from a sample of 10 plantings during the past month follow (times in hours). 1.7 2.7 2.4 3.2 24 2.8 2.2 2.5 1.5 1.3 0.05 level of significance, test to see whether the mean tree-planting time differs from two hours. the null and altermative hypotheses. Select your anwer Select your answer pute the sample mean. (to 2 decimals) pute the sample standard deviation. (to 4 decimals) the test statistic and p-value. (Use Table 2 in Appendix B.) (to 3 decimals) Select your answer t is your conclusion? elect your answer reject the null hypothesis. There Select your anwer enough evidence to prove that the mear tree-planting time difers from 2

MATLAB: An Introduction with Applications
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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Joan's Nursery specializes in custom-designed landscaping for residential areas. The estimated labor cost associated with a particular landscaping proposal is based on the number of plantings of trees, shrubs, and so on to be used for the project. For cost estimating purposes, managers use two hours of labor time for the planting of a medium-sized tree. Actual times from a sample of 10 plantings during the past month follow (times in hours). 1.7 2.7 2.4 3.2 2.4 2.8 2.2 2.5 1.5 1.3 with a 0.05 level of significance, test to see whether the mean tree-planting time differs from two hours. a. State the null and alternative hypotheses. Họ : Select your answer 2 Select your answer b. Compute the sample mean. (to 2 decimals) c. Compute the sample standard deviation. (to 4 decimals) d. Find the test statistic and p-value. (Use Table 2 in Appendix B.) (to 3 decimals) P-value Select your answer e. What is your conclusion? We Select your answer reject the null hypothesis. There Select your answer enough evidence to prove that the mean tree-planting time differs from 2 hours.
Transcribed Image Text:Joan's Nursery specializes in custom-designed landscaping for residential areas. The estimated labor cost associated with a particular landscaping proposal is based on the number of plantings of trees, shrubs, and so on to be used for the project. For cost estimating purposes, managers use two hours of labor time for the planting of a medium-sized tree. Actual times from a sample of 10 plantings during the past month follow (times in hours). 1.7 2.7 2.4 3.2 2.4 2.8 2.2 2.5 1.5 1.3 with a 0.05 level of significance, test to see whether the mean tree-planting time differs from two hours. a. State the null and alternative hypotheses. Họ : Select your answer 2 Select your answer b. Compute the sample mean. (to 2 decimals) c. Compute the sample standard deviation. (to 4 decimals) d. Find the test statistic and p-value. (Use Table 2 in Appendix B.) (to 3 decimals) P-value Select your answer e. What is your conclusion? We Select your answer reject the null hypothesis. There Select your answer enough evidence to prove that the mean tree-planting time differs from 2 hours.
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