Question 22 of 30 > O Side-by-Side Attempt 2 PLAN: We will estimate u by giving a 98% confidence interval. STATE: How he

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Question 22 Of 30 O Side By Side Attempt 2 Plan We Will Estimate U By Giving A 98 Confidence Interval State How He 1 (301.44 KiB) Viewed 86 times

Question 22 of 30 > O Side-by-Side Attempt 2 PLAN: We will estimate u by giving a 98% confidence interval. 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 30,17031,300 28.730 31,920 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. Click to download the data in your preferred format. 29281 CSV Excel JMP Mac-Text Minitab14-18 Minitab18+ PC-Text RSPSS TI CrunchIt! lower bound: Incorrect 32401 upper bound: Incorrect