PMF

Cards (11)

  • The mean is the average value of a set of numbers.
  • PROBABILITY - chances / possibilities of certain Outcomes
  • 2 TYPES OF STATISTICS DESCRIPTIVE STATISTICS and Inferential statistic
  • DESCRIPTIVE STATISTICS - summarize the information collected through tables, graphs, measures of central tendency.
  • INFERENTIAL STATISTICS conclude
  • variable any quantity that can be measured
  • 2 TYPES OF RANDOM VARIABLE
    DISCRETE RANDOM VARIABLE
    Countable values (no. of chairs)
    CONTINUOUS RANDOM VARIABLE
    measurement (height, time)
  • PMF (Probability Mass function) you can get the pmf by 3 presentation. Tabular, Formula , Histogram
  • Mean (Expected Value) measure of the central location. of a random variable.
  • Variance ( to get the difference from (0-1-2-3-4-5)
  • Standard Deviation
    ( 0 to 5)