C12. Do homicide rates vary with country population? Investigate this question using UnitedNations' data for countries grouped by population size. Calculate the mean and medianATISTICS FOR A DIVERSE SOCIETY for each group. Describe the distribution for each group. Which group has the higherhomicide rate?2013 Homicide Rate per 100,000# 1-10 Most PopulatedMurder Rate#11-20 Most PopulatedMurder RateChina0.8Mexico18.9India3.3Philippines9.3United States3.8Ethiopia8.1Indonesia0.6Vietnam1.5Brazil26.5Germany0.7Pakistan7.8Egypt3.4Nigeria10.3Iran4.8Russia9.0Turkey4.313.5Democratic Republic ofthe Congo0.3Japan4.92.6ThailandBangladeshSource: United Nations Office on Drugs and Crime, Statistics: Intentional Homicide, Counts and Rates per100,000 Population, 2015. Retrieved from http://data.un.org/Data.aspx?d%3DUNODC&f=tableCode%3A1

Generally, for symmetric distribution Mean≈Median, for right skewed distribution Mean>Median and…

Answered: for each group. Describe 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 following gives the national percentages of adults in a given age group. Use Google Sheets or another app/program to create a pie chart that clearly displays this data to an audience. Copy and paste the chart into a document to upload as part of your problem set.Age Group 18 – 29 30 – 44 45 – 59 60 or olderPercentage 17 27 25 31
Put it in a frequency distribution table. 12,14,15,17,18,18,18,19,19,20,21,22,23,23,25,26,26,27,28,29,30,31,33,34,35,37,37,39,40,42,43,44,45,48,49,52,53,58,63,65
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2 1. A Statistics class reports the following data on Sex and Eye Color for students in the class: Blue Brown Green/Hazel/Other Total Males 8 20 Females 4 Total a. Compare the overall percent of students who are female to the percent of females with each eye color. ↑ 16 # 3 b. Make a side-by-side bar chart to show the distribution of sex for the different colors. 6 C. Does it seem that eye color and sex are independent? Explain. с 12 4 % 5 DELL Oll A 6 O 7 *00 8
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Descriptive Statistics.For the given data:4 8 18 20 21 22 23 24 25 26 27 28 29 30 30 31 31 32 32 33 33 34 35 36 37 38 39 47 53 a. Make a Frequency Diagram with 7 classes.b. Draw the histogram.
*42. Smartphone Ownership. The Pew Internet & American Life Project compiles data on smartphone ownership and publishes the results in the document Smartphone Ownership. The first two columns of the following table provide a percentage distribution for age of U.S. adults. The third column of the table shows the percentage of people in each age group who own a smartphone. Age group (years) Percentage of adults Percentage who own a smartphone 18–24 12.5 79 25–34 18.0 81 35-44 16.7 69 45–54 17.5 55 55–64 16.4 39 65+ 18.9 18 Suppose that a U.S. adult is selected at random. Determine the prob- ability that the person selected a. owns a smartphone, given that he or she is between 18 and 24 years old.
The average time that Italy commute to work is 23.15 minutes (Best 4 Tourist Places, June 15, 2020). The average commute times in minutes for 18 cities are given in Table 3.1. Table 3.1 City Time (minutes) Rome 24.9 Milan 26.8 Naples 26.2 Turin 28.1 Palermo 31.7 Genoa 25.8 Bologna 23.3 Florence 32.1 Bari 28.5 Catania 24.4 Verona 29.3 Venice 24.8 Messina 38.1 Padua 28.3 Trieste 28.4 Taranto 24.6 Prato 20.1 Modena 23.4 1) What is the mode for these 18 cities? 2) Find 28th and 77th Percentile of commute times for these 18 cities.
The average time that Italy commute to work is 23.15 minutes (Best 4 Tourist Places, June 15, 2020). The average commute times in minutes for 18 cities are given in Table 3.1. Table 3.1 City Time (minutes) Rome 24.9 Milan 26.8 Naples 26.2 Turin 28.1 Palermo 31.7 Genoa 25.8 Bologna 23.3 Florence 32.1 Bari 28.5 Catania 24.4 Verona 29.3 Venice 24.8 Messina 38.1 Padua 28.3 Trieste 28.4 Taranto 24.6 Prato 20.1 Modena 23.4 a) What is the variance and standard deviation of commute times for these 18 cities? b) Find the z – score value of commute time for these 18 cities. c) Find 28th and 77th Percentile of commute times for these 18 cities.
27
Construct a dotplot for the given data. 1.2, 1.0, 0.8, 0.9, 0.8. 0.8, 1.1, 1.0, 2.1, 1.3, 0.9, 0.8, 0.8, 0.9, 0.9 L USE SALT 00.5 1.0 1.5 2.0 2.5 1.0 1.5 2.0 005 2.5 00.5 1.0 1.5 2.0 2.5 00.5 1.0 1.5 2.0 2.5 Describe the shape of the distribution and look for any outliers. O The data is skewed left with one unusually small outlier. O The data is skewed left with no obvious outliers. O The data is skewed right with one unusually large outlier O The data is mound shaped with no obvious outliers. O The data is mound shaped with one unusually smal and one unu usually large outlien
The following is a Frequency Distribution Table for the number of units 40 MPC students are enrolled in for this Summer session. Class Limits Frequency 0.1 - 1.5 10 1.6 - 3.0 14 3.1 - 4.5 8 4.6 - 6.0 6 6.1 - 7.5 2 What is the Class Width for this frequency distribution? (fill in the blank below) Class Width = _____ units

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