Statistical methods questions and answers pdf

  • How can a statistical question be answered?

    A statistical question is a question that can be answered by collecting data that vary.
    For example, “How old am I?” is not a statistical question, but “How old are the students in my school?” is a statistical question..

  • What kind of questions can statistics answer?

    A statistical question is one that can be answered by collecting data and where there will be variability in that data.
    For example, there will likely be variability in the data collected to answer the question, "How much do the animals at Fancy Farm weigh?" but not to answer, "What color hat is Sara wearing?"..

What are the characteristics of a population in a statistical study?

In a statistical study the value of a parameter is typically unknown.
All currently registered students at a particular college form a population.
Two population characteristics of interest could be the average GPA and the proportion of students over 23 23 years.
Population.
Sample.
Population.
Sample.
Sample.
Qualitative.
Qualitative.


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