1b)+Sample+Statistics+-+measures+of+centre+and+spread

1b) Sample Statistics - Measures of Centre and Spread

__Introduction__ media type="custom" key="23503872"

__Introduction: Measures of Central tendency - Mean, median, mode__ media type="custom" key="23503750"

__Sample Mean and Population Mean__ media type="custom" key="23503774"

__Measures of Spread__ __Variance of a Population__ media type="custom" key="23503854"

__Sample Variance__ media type="custom" key="23503900"

__Standard Deviation__ media type="custom" key="23503902"

__Range__ media type="custom" key="23503956"

__Interquartile Range - see Box and Whisker Plots in last lesson__

__Using Technology__

__Casio Graphics Calculator to find Mean, Median, Mode__ media type="custom" key="23503982"

__Casio Graphics Calculator to find Mean, Median, Mode (with Grouped Data)__ media type="custom" key="23503986"

__Casio Graphics Calculator to find Standard Deviation__ media type="custom" key="23503994"

media type="custom" key="23490080"

media type="custom" key="23503976"