statistics quiz

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Anonymous
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130700
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statistics quiz
Updated:
2012-01-26 01:18:52
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statistics chapter quiz
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statistics chapter 1 quiz
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  1. A researcher uses an anoynymous survey to investigate the study habits of American college students. The entire group of American college students is an example of a(n) ____________

    A. sample
    B. population
    C. parameter
    D. statistic
    B. population
    (this multiple choice question has been scrambled)
  2. A researcher uses an anonymous survey to investigate the study habits of American college students. Based on the set of 56 surveys that were completed and returned, the researcher finds that these students spend an average of 4.1 hours each week working on course material outside of class. For this study, the set of 56 students who returned surveys is an example of a(n) ____________

    A. parameter
    B. statistic
    C. population
    D. sample
    D. sample
    (this multiple choice question has been scrambled)
  3. A researcher uses an anonymous survey to investigate the study habits of American college students. Based on the set of 56 surveys that were completed and returned, the researcher finds that these students spend an average of 4.1 hours each week working on course material outside of class. For this study, the average of 4.1 hours is an example of a(n) _____________

    A. sample
    B. population
    C. parameter
    D. statistic
    D. statistic
    (this multiple choice question has been scrambled)
  4. A researcher is curious about the average monthly cell phone bill for high school students in the state of Florida. If this average could be obtained, it would be an example of a(n) ___________

    A. sample
    B. statistic
    C. population
    D. parameter
    D. parameter
    (this multiple choice question has been scrambled)
  5. Statistical methods that use sample data to answer general questions about a population are called _________

    A. descriptive statistics
    B. parameters
    C. statistics
    D. inferential statistics
    D. inferential statistics
    (this multiple choice question has been scrambled)
  6. A recent study reports that elementary school students who were given a nutritious breakfast each morning had higher test scores than students who did not recieve the breakfast. For this study, what is the independent variable?

    A. the students who were not given the nutritious breakfast
    B. the test scores for the students
    C. the students who were given the nutritious breakfast
    D. whether or not a breakfast was given to the students
    D. whether or not a breakfast was given to the students
    (this multiple choice question has been scrambled)
  7. Whaich of the following is an example of a continious variable?

    A. the amount of time to solve a problem
    B. the gender of each student in a psychology class
    C. the number of males in each class offered by the college
    D. number of children in a family
    A. the amount of time to solve a problem
    (this multiple choice question has been scrambled)
  8. Real limits are important whenever you are measuring a(n) _________ variable

    A. continious
    B. discrete
    C. independent
    D. dependent
    A. continious
    (this multiple choice question has been scrambled)
  9. If it is impossible to divide the existing categories of a variable, then it is an example of a _______ variable

    A. dependent
    B. independnet
    C. continious
    D. descrete
    D. discrete
    (this multiple choice question has been scrambled)
  10. What additional information is obtained by measuring an ordinal scale compared to a nominal scale?

    A. whether the measurements are the same or different
    B. the size of the differences
    C. the direction of the differences
    d. none of the above
    B. the size of the differences
    (this multiple choice question has been scrambled)

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