Descriptive Statistics and Hypothesis Testing

Work within this document and provide a complete response to each of the items. Once complete submit to the assignment drop box.
Scales of Measurement (2 points)

  1. Define each of the following scales and provide at least one example for each:
  • Nominal Scale
  • Ordinal Scale
  • Interval Scale
  • Ratio Scale
  1. Briefly explain why the scale of measurement is important and relevant to statistics (3-4 sentences).
    Distributions (2 points)
  2. Define each of the following types of distributions and provide at least one example of a data that would likely create the type of distribution:
  • Normal Distribution
  • Positive Distribution
  • Negative Distribution
  • Bimodal Distribution
  • Inverted U-shaped Distribution
    Measures of Central Tendency and Dispersion (3 points)
  1. Define each of the following measures and provide at least one example of the most appropriate instance when to utilize the type of measure (also include the appropriate Greek symbol for each):
  • Mean
  • Median
  • Mode
  • Range
  • Standard Deviation

Cross Tabulations (5 points)

  1. Below is a cross-tabulation table of data from a 12-week study of diet and exercise. Compute the following probabilities (show the calculations):
  • Marginal Probability
  • Joint Probability

Sample Solution

ACED ESSAYS