Find the variance and standard deviation of the data below:Classes1-1011 - 2021-3031-4041 - 5051 - 6061 - 7071-8081-90Frequency3653107655

The question is about frequency distribution Given : To find : 1 ) Variance of the data 2 ) Std.…

Answered: Find the variance and standard…

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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Dro 9. ed below are the amounts (dollars) it costs for marriage proposal packages at different baseball stadiums. Find the range, variance, and standard deviation for the agiven sample data, Include appropriate units in the results. Are there any outliers, and are they likely to have much of an effect on the measures of variation? 37 50 50 65 65 85 95 170 185 220 260 350 500 1750 2500 The range of the sample data is (1)- (Type an integer or a decimal. Do not round.) The standard deviation of the sample data is (Round to one decímal place as needed.) (2) – The variance of the sample data is (3) (Round to one decimal place as needed.) Are there any outliers and, if so, are they likely to have much of an effect on the measures of variation? O A. Yes, the smallest amounts are much lower than the rest of the data, and appear to be outliers. It is not likely that these are having a large effect on the measures of variation. O B. No, there are not any outliers. O C. Yes, the largest amounts…
Question: A company conducted a survey to gather data on the ages of its employees. The collected data are as follows: 25, 28, 30, 35, 38, 40, 42, 45, 48, 50. Calculate the range, variance, and standard deviation of the ages.
Find the range, variance and standard deviation of the ff 10, 17, 15, 20, 13, 11, 19, 12, 14, 16 Excel form need
The following frequency table summarizes a set of data. What is the five-number summary? Value Frequency 2 3 3 2 5 1 6 3 7 1 8 2 11 3
The distribution of yearly income of people (thousand $) was as follows: Class <31 31-40 41-50 51-60 61-70 71-30 81-90 91-100 101-110 111-120 Frequency 7 13 5 12 23 7 10 4 14 3 Find the mean, median, and mode for the given data
The ages (in years) of a random sample of shoppers at a gaming store are shown. Determine the range, mean, variance, and standard deviation of the sample data set. 12, 20, 23, 14, 18, 18, 19, 18, 15, 19 1) The range is ______ 2) The mean is ______ 3) The variance is ________
Two companies produce widgets of varying quality. An important measure of quality is the number of days the widgets can go before they need to be replaced. Do the following data provide evidence that the quality of widgets from the two companies differ? Round the p-value to three decimal places. Do not assume equal variances. Widget Life in Days from Company 1 Widget Life in Days from Company 2 12.0 52.2 14.0 45.8 48.4 44.6 47.0 57.5 50.4 44.2 57.4 50.8 30.8 43.0 30.0
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

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Find the variance and standard deviation of the data below: Classes 1-10 11-20 21-30 31-40 41-50 51-60 61-70 71-80 81-90 Frequency 3 6 5 3 10 7 6 5 5