DATA LESSON 1
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Questions and Answers

Which type of data is numbers-based, countable, or measurable?

  • Biological data
  • Quantitative data (correct)
  • Experimental data
  • Physical data

What is the variable that changes as a result of the independent variable manipulation?

  • Control variable
  • Qualitative variable
  • Dependent variable (correct)
  • Independent variable

Which type of graph commonly shows information that changes over time?

  • Bar graph
  • Line graph (correct)
  • Scatter plot
  • Pie chart

Which type of graph is used to observe relationships between variables?

<p>Scatter plot (B)</p> Signup and view all the answers

What type of graph represents the numerical values of variables using the height or length of lines or rectangles of equal width?

<p>Bar graph (A)</p> Signup and view all the answers

Which type of graph shows how a total amount is divided between levels of a categorical variable as a circle divided into radial slices?

<p>Pie chart (D)</p> Signup and view all the answers

Which type of graph is used to observe relationships between variables?

<p>Scatter plot (C)</p> Signup and view all the answers

Which one of these is the most correct?

<p>Scatter plot (A)</p> Signup and view all the answers

Which type of data is interpretation-based, descriptive, and relating to language?

<p>Qualitative data (D)</p> Signup and view all the answers

What are control variables in a research study?

<p>Variables that are held constant in the study (B)</p> Signup and view all the answers

What is a good characteristic of a hypothesis?

<p>Grounded in past knowledge (C)</p> Signup and view all the answers

Which type of graph commonly uses dots to represent values for two different numeric variables?

<p>Scatter plot (A)</p> Signup and view all the answers

What is the independent variable in a study?

<p>A variable whose variation does not depend on that of another (D)</p> Signup and view all the answers

What is the dependent variable in a study?

<p>A variable that changes as a result of the independent variable manipulation (D)</p> Signup and view all the answers

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