The following table presents the scores of students in Statistics examinationScoresFrequency30-39240-496.50-596060 - 6914070-7918480-8913590 -9978What does the standard deviation say aboutthe scores of the students?Select the correct response:99.7% of the boys have an averagedifference of about 1495% of the boys have an averagedifference of about 1468% of the boys have an averagedifference of about 12The score the students differ byabout 12

Answered: The following table presents the scores…

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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27 10 12 67 52 83 52 73 69 56 51 13 88 33 67 75 88 57 62 58 Use a calculator to find the standard deviation of the sample data in the table above. Round your answer to three decimals. Submit Question
Find the mean, median, mode, range, variance and standard deviation of the following sample data and then interpret your answer. Show your complete solution.
National park services, a bureau of the US government responsible for park management, is interested in how the scores of their park rangers today are better or worse than in the past. The cognitive test that the forest rangers take as remained the same over the last five years. Below are the scores for each year, compute the mean, median, mode, range, and standard deviation for each year. Current Year 56, 45, 64, 75, 87, 81, 69, 81, 58, 92, 99, 95, 75, 92, 73, 83, 47, 69, 57, 74, 62, 74, 73, 100, 83 Five Years Ago 66, 78, 75, 79, 59, 74, 55, 89, 55, 79, 68, 27, 69, 95, 68, 90, 65, 79, 69, 79, 87, 86, 98, 81, 96
The following data set represents performance scores from a sample of participants in a psychology experiment. What is the standard deviation of the data set below? Enter your answer in number. If you have decimals, round to the closest whole number. Score: 67, 87, 96, 59, 70, 83, 92, 78, 84, 79, 85
Below is a random sample of measured verbal IQ (IQV) scores from 20 children. 61 82 70 72 72 95 89 57 116 95 82 116 99 74 100 72 126 80 86 94 Include appropriate titles and labels as you complete the following: Construct a stem and leaf plot for the data. Find the mean, median, & mode of the data. Find the range, variance, and standard deviation of the data.
Using your calculator, find the range and standard deviation, round to two decimals places:The table below gives the number of hours spent watching TV last week by a sample of 24 children. 71 23 53 59 75 72 34 26 52 78 38 50 65 83 54 87 60 84 23 83 90 28 94 10 Range = Standard Deviation =
Grades 50-60 60-70 70-80 80-90 90-100 No. of Students 9. Calculate the standard deviation of the sample grouped data above.
Using your calculator, find the range and standard deviation, round to two decimals places:The table below gives the number of hours spent watching TV last week by a sample of 24 children. 75 84 49 32 59 48 69 81 34 67 78 50 46 48 83 32 29 54 21 83 47 58 91 15 a) Range = b) Standard Deviation =
The sample mean amount of savings is $
For the following sample data, answer the following:Remember you can copy and "paste special" the table into the Excel sheet. 100 57 58 94 65 32 42 19 87 70 16 56 14 What is ¯xx¯ ? What is the median? What is the standard deviation? What is the Q1? What is the range?
The following data represents the number of blogs that a sample of students state they follow. 12, 3, 10, 9, 0, 1, 8, 7, 3, 10, 19 Calculate the standard deviation.
The average weekly incomes, in £s, of 18 selected occupations in the United Kingdom were: 244, 146, 278, 396, 435, 641, 577, 122, 294 357, 802 730, 286, 484, 169,, 559, 208, 498 Find the median, mode, variance, range, mad, upper extreme, lower extreme. Draw a box plot to represent these incomes. Calculate the mean weekly income and the standard deviation. (HANDWRITTEN OR AT LEAST NOT IN A CODE FORM)

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