Chapter 4

What we have learned in chapter 4 (Descriptive analysis)?

Please do not refer your friends. Xie Xie

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In a sample of 50 people, 22 had type A blood, 5 had type B blood, 2 had type AB blood and balance will be type O blood. Set up a frequency distribution table

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In a sample of 50 people, 22 had type A blood, 5 had type B blood, 2 had type AB blood and balance will be type O blood. find the following probabilities of a person has type O blood.

• 40/60

• 21/50

• 32/67

• 1/20

In a sample of 50 people, 22 had type A blood, 5 had type B blood, 2 had type AB blood and balance will be type O blood. find the following probabilities of a person has type A or type B blood

• 15/50

• 3/50

• 27/60

• 27/50

4 categories of data analytics based on complexity

• 1) Diagnostic

  2) predictive

  3) Prescriptive

  4)Descriptive

• 1) predictive

  2) Diagnostic

  3) Prescriptive

  4)Descriptive

• 1) Descriptive

  2) Diagnostic

  3) Prescriptive

  4) Predictive

• 1) Descriptive

  2) Diagnostic

  3) Predictive

  4) Prescriptive

2 types of statistical Inference

• EDA and Prepocessing

• Exploration Data Analysis (EDA) and Collecting data

• Hypothesis Testing and

  Estimation Statistical

• Data Analysis and Data collection

Segmentation has 4 types which are?

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WHY ASSOCIATION RULES???

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Does Netflix use descriptive analytics? If Yes, Please state why

Do not cheat2 ya guys ^_^

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