Use the F-scale measurements of tornadoes listed in the accompanying table. The range of the data is 3.0. Use the range rule of thumb to estimate the value of the standard deviation. Compare the result to the actual standard deviation of thedata, 1.0.Click the icon to view the table of F-scale measurements.Using the range rule of thumb, the standard deviation is approximately(Type an integer or decimal rounded to one decimal place as needed.)Compare the result to the actual standard deviation.substantially different from the actual standard deviation.The estimated standard deviation isthe actual standard deviation. Thus, the estimated standard deviation

The provided information are: Range = 3 Actual standard deviation = 1

Answered: Use the F-scale measurements of…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Find the indicated IQ score. The graph to the right depicts IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15.
Use the magnitudes (Richter scale) of the 120 earthquakes listed in the accompanying data table. Use technology to find the range, variance, and standard deviation. If another value, 8.00, is added to those listed in the data set, do the measures of variation change much? Click the icon to view the table of magnitudes. Magnitudes Without the extra data value, the range is (Type an integer or decimal rounded to three decimal places as needed.) 3.28 2.82 2.83 1.96 1.70 2.55 O 2.45 3.40 3.95 1.59 2.91 1.63 2.53 2.42 2.97 2.93 3.99 2.54 2.43 1.83 2.17 2.35 2.00 3.01 2.80 3.86 2.93 2.08 1.86 2.35 2.38 3.45 3.43 1.55 2.54 1.49 2.19 3.09 2.28 3.25 1.98 1.91 2.42 2.95 2.14 2.33 2.56 2.89 1.48 1.91 2.68 1.81 3.65 2.70 1.45 3.61 3.14 2.57 1.51 1.41 2.83 2.87 2.18 1.67 3.21 1.39 1.75 2.35 1.14 2.36 2.48 1.79 2.00 3.03 1.94 2.42 1.86 2.25 2.33 3.17 4.01 2.08 1.49 2.31 2.33 2.56 2.59 2.21 2.75 2.45 2.73 3.58 2.81 2.80 3.25 1.76 4.68 3.23 2.38 2.00 3.83 2.39 2.85 3.38 2.69 2.31 2.83 2.78 2.43 2.34…
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The annual rainfall in a town has a mean of 54.57 inches and a standard deviation of 12.84 inches. Last year there was rainfall of 71 inches. How many standard deviations away from the mean is that? Round your answer to two decimal places.
Adult men have an average height of 69.0 inches with a standard deviation of 2.8 inches. Find the height of a man with a z-score of 0.07. Round your answer to one decimal place. inches
Discuss the difference between mean and mean deviation. Give an example of each of them.
Exhibit 6-5The weight of items produced by a machine is normally distributed with a mean of 8 ounces and a standard deviation of 2 ounces. Refer to Exhibit 6-5. What percentage of items will weigh between 6.4 and 8.9 ounces?
Find the indicated IQ score. The graph to the right depicts IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15.
Ms. Gonzalez has recorded the test scores for each of her 25 students, She has calculated EX? = 320 and (EX) = 5,000, Calculate the estimated population standard deviation for her data. 1.98 2.24 O 5.00 O 3.95
The IRS claims it takes an average of 3.7 hours to complete a 1040 tax form. Assume the time t the form is normally distributed with a standard deviation of 15 minutes or 0.25 hours. complete Use the Cumulative Z-Score Table to answer the following questions. Write your answer as a percent using 2 decimal places. What percent of people would you expect to complete the form in less than 3.45 hours? What percent of people would you expect to complete the form-in more than 3.45 hours? What percent of people would you expect to complete the form in less than 3.4 hours? What percent of people would you expect to complete the form in more than 3.4 hours? What percent of people would you expect to complete the form between 3.4 and 3.45 hours?
A distribution of values is normal with a mean of 137.5 and a standard deviation of 37.8. Find P57, which is the score separating the bottom 57% from the top 43%. P57= Enter your answer as a number accurate to 4 decimal places.
Find the indicated IQ score. The graph to the right to pics IQ scores of adults in those scores are normally distributed with a mean of 100 in a standard deviation of 15. The indicated IQ score, X, is ____. (Round to one decimal please as needed)

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