1.8 1.5 2.6 2.1 2.5 2.3 2.6 3.0 1.3 2.3 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. Ho: 4 > 2 H₂:4≤2 Ho: μ = 2 H₂:4#2 Ho: 4 <2 H₂:22 Ho: 452 H₂:4>2 Ho: 422 H₂: μ< 2 (b) Compute the sample mean. (c) Compute the sample standard deviation. (Round your answer to three decimal places.)
1.8 1.5 2.6 2.1 2.5 2.3 2.6 3.0 1.3 2.3 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. Ho: 4 > 2 H₂:4≤2 Ho: μ = 2 H₂:4#2 Ho: 4 <2 H₂:22 Ho: 452 H₂:4>2 Ho: 422 H₂: μ< 2 (b) Compute the sample mean. (c) Compute the sample standard deviation. (Round your answer to three decimal places.)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 2CYU
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