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(a) Do you think respondents could select more than one response? Explain. (b) Could the same information be displayed in a circle graph? Explain. (c) Is graph (a) a Pareto chart?

(a) Do you think respondents could select more than one response? Explain. (b) Could the same information be displayed in a circle graph? Explain. (c) Is graph (a) a Pareto chart?

MATLAB: An Introduction with Applications
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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SECTION 2.2 PROBLEMS 1. Interpretation Consider graph (a) of Reasons People Like Texting on Cell Phones, based on a GfK Roper survey of 1000 adults. Reasons People Like Texting on Cell Phones (b) 3. (a) 4. Convenient for basic information Quicker than calling Easier when facing arguments Great for flirting 37% 25% 79% 56% Convenient for basic information Quicker than calling Easier when facing arguments Great for flirting 56% 37% 79% 25% 2. Interpretation Look at graph (b) of Reasons People Like Texting on Cell Phones. Is this a proper bar graph? Explain. (a) Do you think respondents could select more than one response? Explain. (b) Could the same information be displayed in a circle graph? Explain. (c) Is graph (a) a Pareto chart? Critical Thinking A personnel office is gathering data regarding working conditions. Employees are given a list of five conditions that they might want to see improved. They are asked to select the one item that is most critical to them. Which type of graph, circle graph or Pareto chart, would be most use- ful for displaying the results of the survey? Why? Critical Thinking Your friend is thinking about buying shares of stock in a company. You have been tracking the closing prices of the stock shares for the past 90 trading days. Which type of graph for the data, histogram or time- series, would be best to show your friend? Why?
Transcribed Image Text:SECTION 2.2 PROBLEMS 1. Interpretation Consider graph (a) of Reasons People Like Texting on Cell Phones, based on a GfK Roper survey of 1000 adults. Reasons People Like Texting on Cell Phones (b) 3. (a) 4. Convenient for basic information Quicker than calling Easier when facing arguments Great for flirting 37% 25% 79% 56% Convenient for basic information Quicker than calling Easier when facing arguments Great for flirting 56% 37% 79% 25% 2. Interpretation Look at graph (b) of Reasons People Like Texting on Cell Phones. Is this a proper bar graph? Explain. (a) Do you think respondents could select more than one response? Explain. (b) Could the same information be displayed in a circle graph? Explain. (c) Is graph (a) a Pareto chart? Critical Thinking A personnel office is gathering data regarding working conditions. Employees are given a list of five conditions that they might want to see improved. They are asked to select the one item that is most critical to them. Which type of graph, circle graph or Pareto chart, would be most use- ful for displaying the results of the survey? Why? Critical Thinking Your friend is thinking about buying shares of stock in a company. You have been tracking the closing prices of the stock shares for the past 90 trading days. Which type of graph for the data, histogram or time- series, would be best to show your friend? Why?
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