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Mathematics 2 ESO – Unit 12 STATISTICS extra activities

  • Watch the video on “Mean, Median and Mode ” and answer:
    • a) Why is “4” the mean for the original data set?
    • b) What two mathematical operations we combine to calculate the mean?
    • c) Find the mean of {6, 7, 3, 4, 5}
    • d) If the data set has an even number of members, how do we find the median?
    • e) What is the median of {8, 3, 4, 5}
    • f) Can a data set have no mode? Why?
    • g) Can a data set have more than one mode? Why?