Introduction to Statistics

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Questions and Answers

What is the primary goal of collecting and analyzing data in statistics?

  • To make predictions about the future
  • To identify the variables in a data set
  • To make decisions based on the data (correct)
  • To understand the underlying theories of data

What type of data is represented by non-numerical entries?

  • Qualitative Data (correct)
  • Continuous Variable
  • Discrete Variable
  • Quantitative Data

What is the difference between a parameter and a statistic?

  • A parameter is a type of inferential statistic, while a statistic is a type of descriptive statistic
  • A parameter is a type of descriptive statistic, while a statistic is a type of inferential statistic
  • A parameter is a value obtained from a population, while a statistic is a value obtained from a sample (correct)
  • A parameter is a value obtained from a sample, while a statistic is a value obtained from a population

What type of scale is characterized by having a zero entry that indicates a position on a scale, but the difference between data points is not meaningful?

<p>Interval Scale (C)</p> Signup and view all the answers

What type of statistical analysis involves using sample data to draw conclusions about a population?

<p>Inferential Statistics (A)</p> Signup and view all the answers

What type of research involves applying a treatment to a part of the population?

<p>Experimental Research (D)</p> Signup and view all the answers

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