a) Draw a Pie-diagram and also a Component Bar-diagram for the following data:ItemExpenditure in Rs.Food190Clothing64Rent100Medical care46Other items80b) Graph the following data showing the areas in millions of square miles of the oceans ofthe world, using (i) a bar chart, (ii) a pie chart.OceanPacificAtlanticIndianAntarcticArcticArea70.841.228.57.64.8

INTRODUCTION: Pie- Diagram: Pie diagram is used to determine the data in the circular graph. It…

Answered: a) Draw a Pie-diagram and also a…

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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There are 4 levels of measurement namely nominal scale, ordinal scale, interval scale and ratio scale. Which statistic can be obtained or calculated for all 4 levels? A. mode B. median C. mean D. range
If a survey has all the numbers of a course a student is enrolled in, would that be a nominal scale, ordinal scale, interval scale, or ratio?
Distinguish between any four pairs of the following concepts, indicating their importance in research( with supporting illustrations and examples) i. Pie chart and Bar chart ii. Sample and Population iii. Histogram and Line graph iv. Correlation co-efficient of determination V. Arithmetic mean and the mode
2. A real estate expert wanted to find the relationship between the sale price of houses and various characteristics of the houses. He collected data on five variables, recorded in the table, for 12 houses that were sold recently. The five variables are: Sale price of a house in thousands of dollars. Size of the lot in acres. Price: Lot Size: Living Area: Living area in square feet. Age: Type of house: town house (T) or Villa (V) Age of a house in years. Price Lot Size Living Area Age Туре of house 255 1.4 2500 8 T 178 0.9 2250 12 T T. T. T. 263 1.8 2900 5 0.7 2.6 127 1800 24 305 3200 10 164 1.2 2400 18 245 2.1 2700 T V 146 1.1 2050 28 287 2.8 2850 13 V 189 1.6 2600 9 211 1.7 2300 8 V 123 0.5 1700 11 V a) Find the regression equation for the town house b) Find the regression equation for the Villa c) What is the price of a town house with a lot size of 1.3, living area of 1800, and is 7 years old? EBBBBE A> >}>l> >{
Look the image and answer the following questions: a. What is the independent variable (IV)? b. How many levels do we have for the IV? C. What is the level of measurement for the IV? d. What is the DV (remember, the DV is the data)? e.What is the level of measurement of the DV? f. Why a Bar graph is the best graph to display this data? Explain g. Construct a Bar graph that incorporates all the information in this table. h. Looking at your graph, do you think that the relaxation training really worked. Explain your answer.
a) Create a frequency table to organize the data b) Create a frequency histogram for the data ( 1. Write each column- Sum, Tally, Frequency 2. Give the frequency histogram) c) State 2 any trends, patterns or observations in this data? ( Describe each trend in detail ) d) What proportion, as a fraction, of the data has a value of 6 or less? e) What number of data has a value of 9 or greater? f) What percentage of the data has a value of 9 or greater?
Solve
Classify each of the following as nominal, ordinal, interval, or ratio data and explain. a. the time required to produce each car on an assembly line. b. the number of litres of water a family drinks in a month. c. the ranking of four student projects in your class after they have been designated as excellent, good, satisfactory, and poor. d. the telephone area code of clients in India. e. Explain the four groups of data in detail.
b) Susan Smith is asking you a question about the percentage increase in fruit prices from 2017 to 2018 at her favourite fruit market in Parramatta. From the owner, she obtains the prices purchased per week (in kg) and quantities of the three most popular fruits: apples, oranges and lemons. These figures are tabulated below. Price per Kg ($) Quantity (Kg) 2017 2018 2017 2018 Apples 4.25 4.50 35 40 Oranges 3.00 3.50 20 18 Lemons 5.75 6.00 15 19 Using 2017 as the base vear
Determine which of the four levels of measurement ( norminal, ordinal, interval, ratio) is most appropriate for the data below. Years in which U.S. presidents were inaugurated
A store manager, using his data for the past four years, presents his sales using a bar graph. Under what branch of Statistics does this belong? a) Descriptive statistics c) Qualitative data b) Inferential statistics d) Quantitative data
Example 3. Present the following data by horizontal bar diagram. Bangalore Hydradad 11 City: Population (Lakhs) : Trichy 8 Mysore 7 Ooty 3

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