1. The length of service ( in years) of the Chief Justices of the Supreme Court are7 1 5 3528 1015 22111012 68141816c) Modeg) Coefficient of Variation.Find a) Meanb) Medianf) Standard Deviationd) Midrangee) Variance2. The legal expenses (in thousands of dollars per year) for a sample of school districts areshown here.1381261182818706867103978038323Find a) Meanb) Medianf) Sample Standard Deviationc) Moded) Midrangeg) Coefficient of Variation.e) Sample Variance3. For the following data setMidpoint Class (x)12.5 24.536.548.560.5 72.584.5Frequency (f)10136.b) Variancevariation for the frequency distribution of the data .Find the a) Meanc) Standard deviationd) coefficient of

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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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Marks Number of Students 2 5 3 6 4 4 5 1 6 15 7 20 8 10 9 3 The teacher set a mathematics quiz and is marked out of 10. His students' marks are summarised in the table above. a) Construct an appropriate frequency table and draw a histogram to depict the data above, b) Compute the mean. c) Calculate the variance and standard deviation. d) Calculate the coefficient of variation. e) Interpret the distribution of marks s shown in the histogram.
Two samples are given. Find each sample's a) standard deviation and b) coefficient of variation. Then decide c) which sample has the higher dispersion, and d) which sample has the higher relative dispersion. A: 3, 7, 9, 7, 5 B: 10, 9, 4, 8, 3, 11, 7 D a) What are the sample standard deviations? SA (Do not round until the final answer. Then round to the nearest hundredth as needed.) Sg = (Do not round until the final answer. Then round to the nearest hundredth as needed.)
2) The 40 monthly sales amounts of a particular product in a market are given in the table below. According to these data, make the Frequency table and for classified data a) Calculate the arithmetic mean, mode and median values. b) Find the quarter values of Q1 and Qa. c) Calculate the population variance and standard deviation values. d) Calculate the coefficient of variation.
Consider the data set A (2,5,5,5,6,8) A) find the mode, median and mean. B) use the computation formula the compute the standard deviation
pls do letter B
Data was collected for 161 randomly selected 10 minute intervals. For each ten-minute interval, the number of people entering the atrium of a large mall were recorded. The data is summarized in the table below. Number of Guests Frequency 220 – 239 5 240 – 259 35 260 – 279 80 280 – 299 27 300 – 319 14 What is the class width for this GFDT?Class width =
The given table shows the grades distribution of 40 students in one class after an exam. Number of students Grade 66 69 4 74 78 4 84 7 86 6. 90 4 94 2 97 3 99 You are required to: a) ICalculate the Mean grade. b) | Caleulate tihe Median grade. Caleulate the Mode(s) grade. d) Caleulate the Range af the grades.
EXERCISE-1 CONSIDERE LOS SIGUIENTES VALORES DE UNA POBLACION: 500, 250, 375, 400, 300, 275 Exercises: 1) Consider these six values a population: 13, 3, 8, 10, 8, 6 a) Compute the population mean. (Rounded to the nearest two decimal places) Ex N b) Compute the population median: c) Compute the population range. R= highest value - lowest value = d) Compute the population variance. (Rounded to the nearest two decimal places) X μ Median = Range 62 = = 6= 0 = - H- 0= X-μ -V 0.00 c) Compute the population standard deviation. (Rounded to the nearest two decimal places) (x-μ) N (x-μ)² 0.00
We rolled the dice twenty times and wrote down the results: 6 336 356146 3 55 2 2 2 2 3 2 3 a) Detraine the arithmetic mean, mode and median of the sample. Determine the variance and standard deviation of the sample. c) Determine he range of the sample. A Determine the lower and upper quartiles of the sample. Draw box plot.
For the data below construct the frequency distribution table with 5 classes and after that find: 1) Mean 2) Median 3) Mode 4) Variance 5) Standard deviation 23 30 20 27 44 26 35 20 29 29 25 15 18 27 19 22 12 26 34 15
Part 4. 1. Examine the data set below that represents a sample. A.) the average of the sample; B.) the median of the enéchantion; C.) the mode of the sample; D. ) the minimum and maximum values; J.) the extent; F.) the first, second and third quartiles; G.) the interquartile interval; H.) the standard deviation of the sample; I.) The variance of the sample.

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The length of service ( in years) of the Chiếf Justices of the Supreme Court are 7 1 5 35 28 10 15 22 11 10 12 6 8 14 18 16 c) Mode g) Coefficient of Variation. d) Midrange Find a) Mean e) Variance b) Median f) Standard Deviation