Lab1_TuesSept1Fl09Sect1-4

Lab1_TuesSept1Fl09Sect1-4 - Stat 200: Lab Activity 1 Tues...

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Stat 200: Lab Activity 1 –Tues Sept 1 Keep Completed Activity for Future Study Activity 1: In each instance identify: Identify both the response variable and the explanatory variable? What type of variable is each (quantitative or categorical)? 1. A researcher finds that college students who frequently procrastinate tend to be sick for a larger number of days than students who do not procrastinate during a semester. Explanatory: Response: 2. Two variables: political party (Republican, Democrat, Independent) and whether or not the person plans to vote in an election. What would make the most sense? Explanatory: Response: Activity 2: On the course web site there is a link for a data set that was obtained from a class survey at the Univ. of California at Davis. Open the data set so that you can work in Minitab. The two response variables that you will use: TV = typical weekly hours spent watching television Sleep = hours of sleep the previous night 1. The two response variables are which? Quantitative Categorical 2. The data that you opened into the Minitab worksheet is: Raw (original) Summarized 3. Use Minitab to make histogram of the variable TV. Minitab Sequence: Graph>Histogram . Select Simple and double click to add the variable TV. Next select
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Lab1_TuesSept1Fl09Sect1-4 - Stat 200: Lab Activity 1 Tues...

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