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to the thousandths. Show your solutions. 1. Ho: μ = 75.5 Ha: μ> 75.5 The population is approximately normal. The sample mean is 78.3, the sample standard deviation is 8.5, and the sample size is 20. Use α = 0.05. 56

to the thousandths. Show your solutions. 1. Ho: μ = 75.5 Ha: μ> 75.5 The population is approximately normal. The sample mean is 78.3, the sample standard deviation is 8.5, and the sample size is 20. Use α = 0.05. 56

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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2022.04.22 21:44 Activity 2.1: Find My Value! Directions: Determine the test statistic used then find its value based on the given information. Express your answer to the nearest thousandths. Show your solutions. 1. Ho: μ = 75.5 Ha: μ> 75.5 The population is approximately normal. The sample mean is 78.3, the sample standard deviation is 8.5, and the sample size is 20. Use α = 0.05. 2. Ho: μ = 55 Ha: #55 The sample mean is 60, the sample standard deviation is 5.4, and the sample size is 10. Use α = 0.01. 0240 3. Ho: = 100 Ha: μ< 100 The population follows a normal distribution with standard deviation of 6, sample mean of 105 and sample size of 20. Use a = 0.01. 4. Ho: μ = 8.3 Ha: μ# 8.3 The sample mean is 9.2 and the sample size is 50. The population follows a normal distribution with standard deviation 3.10. Use a = 0.05. 5. Ho: μ = 170 Ha: μ> 170 The population is approximately normal. The sample mean is 176, the sample standard deviation is 13.5, and the sample size is 25. Use a = 0.01. Acti s ha S OF
Transcribed Image Text:2022.04.22 21:44 Activity 2.1: Find My Value! Directions: Determine the test statistic used then find its value based on the given information. Express your answer to the nearest thousandths. Show your solutions. 1. Ho: μ = 75.5 Ha: μ> 75.5 The population is approximately normal. The sample mean is 78.3, the sample standard deviation is 8.5, and the sample size is 20. Use α = 0.05. 2. Ho: μ = 55 Ha: #55 The sample mean is 60, the sample standard deviation is 5.4, and the sample size is 10. Use α = 0.01. 0240 3. Ho: = 100 Ha: μ< 100 The population follows a normal distribution with standard deviation of 6, sample mean of 105 and sample size of 20. Use a = 0.01. 4. Ho: μ = 8.3 Ha: μ# 8.3 The sample mean is 9.2 and the sample size is 50. The population follows a normal distribution with standard deviation 3.10. Use a = 0.05. 5. Ho: μ = 170 Ha: μ> 170 The population is approximately normal. The sample mean is 176, the sample standard deviation is 13.5, and the sample size is 25. Use a = 0.01. Acti s ha S OF
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