Use the display of data to find thestandard deviation.Frequency12-10-8-6-4-2-0-Score5 6 7 8 9 10 11The standard deviation is approximately(Do not round until the final answer. Then round to the nearest hundredth as needed.)

It is needed to find the standard deviation of the scores.

Answered: Use the display of data to find the…

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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The amount of caffeine in a sample of five-ounce servings of brewed coffee is shown in the histogram. Make a frequency distribution for the data. Then use the table to estimate the sample mean and the sample standard deviation of the data set. Click the icon to view the histogram. Complete the table. Round values to the nearest tenth as needed. Graph/chart f Midpoint x xf 70.5 Ay 30- 92.5 26 25- 114.5 136.5 20- 158.5 15- 12 Ef = Exf = 10- Find the mean of the data set. 5- X = (Round to the nearest tenth as needed.) 48.5 70.5 92.5 114.5 136.5 158.5 Complete the table. Round values to the nearest tenth as needed. Midpoint x (x-x)? (x-x)?f X-X 70.5 Print Done 92.5 114.5 136.5 158.5 (x-x)?r= ] of
For the data in the table, find the mean and the median of the monthly high temperatures. Then do the same for the monthly low temperatures. The mean of the high temperatures is ______F (type an integer or a decimal.) Month High low Jan 17 8 Feb 23 13 Mar 30 19 Temperatures are in degrees fahrenheit Apr 41 28 May 54 43
Find Standard Deviation for the data given. (choose closest answer). Round your answer to two digits after decimal. xf 13 34 45 51 65 74 93 O none of these answers 2.35 O 5.75 O 2.40
Find the range and standard deviations of the set of data 25,25,27,23,25 The range_____ The standard deviations________ (Round to the nearest thousandth as needed)
Draw a histogram to illustrate the data.
Find the range and standard deviation of the set of data. 3 7,8, 10, 12, 14 e The range is 11 (Simplify your answer.) The standard deviation is (Round the final answer to the nearest hundredth as needed. Round all intermediate values to the nearest hundredth as needed.)
The distribution of the number of hours that a random sample of people spend doing chores per week is shown in the pie chart. Use 32 as the midpoint for "30+ hours." Make a frequency distribution for the data. Then use the table to estimate the sample mean and the sample standard deviation of the data set. Click the icon to view the pie chart. First construct the frequency distribution. Weekly study hours Class Frequency, f 0-4 5-9 0-4 hours (3 people) 10-14 5-9 hours (14 people) 10-14 hours (19 people) 15-19 15-19 hours (21 people) 20-24 20-24 hours (14 people) O 25-29 hours (13 people) 25-29 30+ hours (4 people) 30+ Print Done
Use the data set below to find the FNS and then construct a Box and Whiskers Plot on the paper your teacher gave you. {9, 15, 17, 20, 2, 5, 11, 7} LV = Q1 = Q2 = Q3 = HV =
Find and interpret the z-score for the data value given. The value 254 in a dataset with mean 186 and standard deviation 25 Round your answer to two decimal places. The value is i standard deviations the mean.
The distribution of the number of hours that a random sample of people spend doing chores per week is shown in the pie chart. Use 32 as the midpoint for "30+ hours." Make a frequency distribution for the data. Then use the table to estimate the sample mean and the sample standard deviation of the data set. W Click the icon to view the pie chart. First construct the frequency distribution. Weekly study hours Class Frequency, f 0-4 I 0-4 hours (4 people) 5-9 1 5-9 hours (12 people) O 10-14 hours (23 people) O 15-19 hours (21 people) O 20-24 hours (16 people) O 25-29 hours (14 people) O 30+ hours (5 people) 10-14 15-19 20-24 25-29 30+ Print Done OOOOD OD
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Use the display of data to find the standard deviation. Frequency 12- 10- ONDO CO 8- 6- 4- 2- 5 Score 6 7 8 9 10 11 TEE The standard deviation is approximately (Do not round until the final answer. Then round to the nearest hundredth as needed.)