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Module opdracht Data Science en Onderzoek
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  • Physical Science
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  • Physical Science

Module opdracht Data Science en Onderzoek variable data set = What are the two types of data? Wht are the steps taken to determine frequency distribution? range width relative frequency cumulative frequency midpoint raw data organized data What are the two main graphical techniques for t...

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  • March 15, 2024
  • 3
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers

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  • module
  • opdracht
  • data

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  • Physical Science
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Module opdracht Data Science en Onderzoek

1). Variable

 Ans: a quality or quantity that has a changeable value among entities


2). Data set =

 Ans: entities + variable


3). What are the two types of data?

 Ans: quantitative data
qualitative data


4). Wht are the steps taken to determine frequency distribution?

 Ans: number of ranges
range width
generating the ranges


5). Range width

 Ans: w = (max-min)/c
c= number of ranges
-it is a good idea to maintain a constant w


6). Relative frequency

 Ans: -denoted by r f
-is the frequency of the observations in that range divided by n
-determines the proportion of the sample within each range


7). Cumulative frequency

 Ans: -denoted by c f
-the sum of the frequencies in that range and all other ranges preceding it




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