The Interquartile range IQR is a useful measure of data spread utilizing relative position. the difference between the third and first quartiles. IQR - Q₁-Q₁ We previously found Q₁ - 8 from Q3 - 11.5. Use these values to calculate the IQR. IQR9.-9.

Sasing Castack Sing 3

ChangesS Saveu 1. Below is an incomplete probability model showing the likelihood of selecting a marble from a way. nat 15 une experimental probability of selecting a purple marble? Probability Model Red Green Yellow Orange Purple 1 P(red) 2 1 P(orange) 1 P(green) 15 P(yellow) ? 30

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