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Macmillan Learning STATE: How heavy a load (in pounds) is needed to pull apart pieces of Douglas fir 4 inches long and 1.5 inches square? Data from students doing a laboratory exercise are given. Weight of Load (lbs) 33,190 31,860 32,590 26,520 33,280 32,320 33,020 32,030 30,460 32,700 23,040 30,930 32,720 33,650 32,340 24,050 30,170 31,300 28,730 31,920 To access the data, click the link for your preferred software format. CSV Excel (xls) Excel (xlsx) JMP Mac-Text Minitab14-18 Minitab 18+ PC-Text R SPSS TI CrunchIt! PLAN: We will estimate μ by giving a 98% confidence interval. SOLVE: Give a 98% confidence interval for the mean load required to pull apart the wood. Suppose that the strength of pieces of wood like these follows a Normal distribution with standard deviation 3000 pounds. Give your answers to two decimal places. lower bound: 28439.71 Incorrect upper bound: 31560.29 Incorrect

Macmillan Learning STATE: How heavy a load (in pounds) is needed to pull apart pieces of Douglas fir 4 inches long and 1.5 inches square? Data from students doing a laboratory exercise are given. Weight of Load (lbs) 33,190 31,860 32,590 26,520 33,280 32,320 33,020 32,030 30,460 32,700 23,040 30,930 32,720 33,650 32,340 24,050 30,170 31,300 28,730 31,920 To access the data, click the link for your preferred software format. CSV Excel (xls) Excel (xlsx) JMP Mac-Text Minitab14-18 Minitab 18+ PC-Text R SPSS TI CrunchIt! PLAN: We will estimate μ by giving a 98% confidence interval. SOLVE: Give a 98% confidence interval for the mean load required to pull apart the wood. Suppose that the strength of pieces of wood like these follows a Normal distribution with standard deviation 3000 pounds. Give your answers to two decimal places. lower bound: 28439.71 Incorrect upper bound: 31560.29 Incorrect

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.2: Applied Problems
Problem 22E
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Macmillan Learning STATE: How heavy a load (in pounds) is needed to pull apart pieces of Douglas fir 4 inches long and 1.5 inches square? Data from students doing a laboratory exercise are given. Weight of Load (lbs) 33,190 31,860 32,590 26,520 33,280 32,320 33,020 32,030 30,460 32,700 23,040 30,930 32,720 33,650 32,340 24,050 30,170 31,300 28,730 31,920 To access the data, click the link for your preferred software format. CSV Excel (xls) Excel (xlsx) JMP Mac-Text Minitab14-18 Minitab 18+ PC-Text R SPSS TI CrunchIt! PLAN: We will estimate μ by giving a 98% confidence interval. SOLVE: Give a 98% confidence interval for the mean load required to pull apart the wood. Suppose that the strength of pieces of wood like these follows a Normal distribution with standard deviation 3000 pounds. Give your answers to two decimal places. lower bound: 28439.71 Incorrect upper bound: 31560.29 Incorrect
Transcribed Image Text:Macmillan Learning STATE: How heavy a load (in pounds) is needed to pull apart pieces of Douglas fir 4 inches long and 1.5 inches square? Data from students doing a laboratory exercise are given. Weight of Load (lbs) 33,190 31,860 32,590 26,520 33,280 32,320 33,020 32,030 30,460 32,700 23,040 30,930 32,720 33,650 32,340 24,050 30,170 31,300 28,730 31,920 To access the data, click the link for your preferred software format. CSV Excel (xls) Excel (xlsx) JMP Mac-Text Minitab14-18 Minitab 18+ PC-Text R SPSS TI CrunchIt! PLAN: We will estimate μ by giving a 98% confidence interval. SOLVE: Give a 98% confidence interval for the mean load required to pull apart the wood. Suppose that the strength of pieces of wood like these follows a Normal distribution with standard deviation 3000 pounds. Give your answers to two decimal places. lower bound: 28439.71 Incorrect upper bound: 31560.29 Incorrect
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