13th Edition

ISBN: 8220103633567

Author: Sincich

Publisher: PEARSON

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Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative p…

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Textbook Question

Chapter 1, Problem 1.20ACB

Cybersecurity survey. The information systems organization, ISACA, conducts an annual survey of cybersecurity at firms from around the world. ISACA sends survey questionnaires via email to all professionals that hold ISACA’s Certified Information Security Manager designation. Over 1,500 professionals participated in the 2015 cybersecurity survey, of which 766 responded to a question on whether or not they expect to experience a cyberattack (e.g., a Malware, hacking, or phishing attack) against their firm in the coming year. About 82% of the respondents expect to experience a cyberattack during the year (State of Cybersecurity: Implications for 2015, ISACA and RSA Conference Survey).

a. Identify the population of interest to ISACA.
b. Identify the data-collection method used by ISACA. Are there any potential biases in the method used?
c. Describe the variable measured in the ISACA survey. Is it quantitative or qualitative?
d. What inference can be made from the study result?

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Chapter 1, Problem 1.19ACB

Chapter 1, Problem 1.21ACB

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Chapter 1 Solutions

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