1. An oversmoothed histogram provides _____ relative to the available data.
    1. insufficient detail
    2. a starting value too large
    3. a starting value too small
    4. too much detail
  2. The data (measurements) for a continuous variable are always

    3. a. ordinal   b. continuous   c. discrete   d. interval  

  3. In a scatterplot, each point represents a
    1. conditional probability
    2. value of a categorical variable
    3. pair of data values
    4. positive relationship
  4. Plot Gross Profit with Net Profit using a

    5. a. histogram   b. scatterplot   c. bar chart   d. time series  

  5. An example of a categorical variable is
    1. weight of cereal boxes
    2. gross revenue
    3. number of faculty in the business school
    4. state of residence
  6. Which of the following does NOT make sense?
    1. cumulative frequency for weight
    2. frequency for weight
    3. frequency for gender
    4. cumulative frequency for gender
  7. An example of ordinal measurement is
    1. mild, moderate, severe
    2. temperature in Fahrenheit
    3. height in inches
    4. football jersey numbers
  8. The output of a process generates _____ data.

    9. a. longitudinal   b. cross-sectional   c. interval   d. ratio  

  9. The primary analysis for the display of the distribution of values of a continuous variable is a

    10. a. scatter plot   b. cross-tabulation table   c. histogram   d. bar chart  

  10. The purpose of a histogram is to select a bin width to display as much detail as possible for the
    1. heights of the bars to be the appropriate size
    2. shape of the distribution to be normal
    3. standard deviation relative to the variance
    4. sample size without excessive random noise