W 32 B3 34 35 36 37 38 39 40 41 42 43 44 345 346 347 348 349 350 351 352 353 Options Summary statistics: Column Mean Var

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W 32 B3 34 35 36 37 38 39 40 41 42 43 44 345 346 347 348 349 350 351 352 353 Options Summary Statistics Column Mean Var 1 (64.96 KiB) Viewed 27 times

W 32 B3 34 35 36 37 38 39 40 41 42 43 44 345 346 347 348 349 350 351 352 353 Options Summary Statistics Column Mean Var 2 (68.28 KiB) Viewed 27 times

W 32 B3 34 35 36 37 38 39 40 41 42 43 44 345 346 347 348 349 350 351 352 353 Options Summary Statistics Column Mean Var 3 (60.64 KiB) Viewed 27 times

W 32 B3 34 35 36 37 38 39 40 41 42 43 44 345 346 347 348 349 350 351 352 353 Options Summary statistics: Column Mean Variance Std. dev. Length 1472 3.7774457 35.80969 5.9841198 0.1559719 3 3 3 3 3 3 3 3 3 3 3 3 3 3 n 13 13 19 21 21 23 24 24 24 24 24 24 24 24 24 19:15:00 23:23:00 15:19:00 19:03:00 19:03:00 11:40:00 17:10:00 19:31:00 20:58:00 21:05:00 21:31:00 21:32:00 21:33:00 21:35:00 21:00:00 Std.err. Median Range Min Max Q1 Q3 1.85 82.52 0.01 82.53 0.5 4.725 FL FL TX GA GA FL WA TX AR LA AR AR AR LA LA $ 1 0 0 0 1 0 0 2 0 1 0 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 X 10 oploss 300000 75000 30000 25000 0 0 0 25000 0 20000 75000 2000 2000 90000 100000 0 400000 300000 60000 70000
The data in the link contains a variety of variables that were measured for all tomadoes in the United States in 2017. Complete parts (a) through (g). Click here to view the U.S. Tomadoes in 2017 data set OC. Frequency 200- 1200 1000- 800- 50 60 70 80 90 Length (miles) 600- 400- 200- of 0 10 20 30 40 50 60 70 80 90 Length (miles) 5.982 miles (Round to three decimal places as needed.) ddu The distribution is skewed right (b) Determine the population mean and standard deviation length of all tomadoes in 2017. -3.778 miles (Round to three decimal places as needed.) Q View instructor tip OD. Routebaly 400- 200- 0 10 2 1200 1000 800- 600- 400 200- Length (es) 0 10 20 30 Length (les) 80 90 ((KA) 80 90 Q du Q (c) Based on the shape of the distribution of the variable "Length from the histogram in part (a). what size sample do you think would result in the shape of the distribution of the sample mean to be approximately normal? The sample size needs to be for the shape of the distribution of the sample mean to be approximately normal (d) Suppose a random sample of n 35 tomadoes is obtained from the population of all tomadoes in 2017. Describe the sampling distribution of the sample mean of the length of the tomadoes The sampling distribution of the sample mean is with mean u; -miles and standard deviation e;- miles. (Round to three decimal places as needed.) (e) The data available here Soum LOSE represent the length (in miles) of a simple random sample of 35 tomadoes whose F-scale is O. What is the sample mean? Next
The data in the link contains a variety of variables that were measured for all tomadoes in the United States in 2017. Complete parts (a) through (a) Click here to view the U.S. Tomadoes in 2017 data set Length (n) The distribution is skewed right. (b) Determine the population mean and standard deviation length of all tomadoes in 2017. 3.778 miles (Round to three decimal places as needed.) a= 5.982 miles (Round to three decimal places as needed.) Lary (c) Based on the shape of the distribution of the variable Length from the histogram in part (a), what size sample do you think would result in the shape of the distribution of the sample mean to be approximately normal? for the shape of the distribution of the sample mean to be approximately normal. The sample size needs to be (d) Suppose a random sample of n = 35 tomadoes is obtained from the population of all tomadoes in 2017. Describe the sampling distribution of the sample mean of the length of the tomadoes. The sampling distribution of the sample mean is with mean ; miles and standard deviation a; miles. p (Round to three decimal places as needed.) (e) The data available here represent the length (in miles) of a simple random sample of 35 tomadoes whose F-scale is 0. What is the sample mean? x-miles (Round to three decimal places as needed.) (1) Determine the probability of obtaining a sample mean less than that obtained in part (e) from the population of all tomadoes in 2017 using the model described in part (d). The probability is (Round to three decimal places as needed.) (a) Interpret the result from part (f) If we obtained 1000 different simple random samples of 35 tornadoes in which the population mean ismiles, we would expect the sample mean to be miles or less in about the samples (Round to three decimal places as needed.) of