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Statistics Exam 1 Review Questions and Complete Solutions Graded A+ $14.49   Add to cart

Exam (elaborations)

Statistics Exam 1 Review Questions and Complete Solutions Graded A+

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  • Statistics STA
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  • Statistics STA

Statistics Exam 1 Review Questions and Complete Solutions Graded A+

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  • November 4, 2024
  • 10
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Statistics STA
  • Statistics STA
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Statistics Exam 1 Review
Questions and Complete
Solutions Graded A+
Descriptive Statistics - Answer: collection, organization, presentation, and summary of data



Inferential Statistics - Answer: generalizing from a sample to a population, drawing conclusions, and
making decisions



Categorical/Qualitative Data - Answer: consists of values that can be expressed in words

may be coded arbitrarily with the help of numbers, but have categorical meaning



Numerical/Quantitative Data - Answer: arises from counting, measuring, or some mathematical
operation



Discrete Data - Answer: consists of distinct values



Continuous Data - Answer: can have any value in an interval



Ordinal Data - Answer: numbers depict category

have order or rank

differences between values are not meaningful



Ratio Data - Answer: not categorical

numbers have rank

differences between values are meaningful

, ratios are meaningful too due to the presence of meaningful zeros



Nominal - Answer: Numbers depict category only

no order or rank



Manufacture of Car - Answer: Categorical



College Major - Answer: Categorical



Number of Credits - Answer: Discrete



Length of Tv Commerical - Answer: Continuous



Number of Peanuts in a can - Answer: Discrete



Occupation of mortgage applicant - Answer: Categorical



Flight time from London to Chicago - Answer: Continuous



Interval Data - Answer: not categorical

numbers have rank

differences between values or intervals are meaningful

ratios are not meaningful because there is no meaningful zero



Number of employees in Walmart - Answer: ratio



Number of merchandise returns on random Monday at Walmart - Answer: ratio



Temperature of ice cream in a cooler - Answer: interval

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