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salman_09

  • one year ago

A distribution of weights is symmetric about its median. The lower quartile of the weights is 90 pounds and the median is 120 pounds. Find the interquartile range of the distribution.

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  1. amistre64
    • one year ago
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    its symetric about the median right?

  2. salman_09
    • one year ago
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    yae but what would be interquartile

  3. amistre64
    • one year ago
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    interQ is the range from upper quartile to lower quartile and since the median lies inbetween the upper and lower .....

  4. salman_09
    • one year ago
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    so the exact value of interQ?

  5. amistre64
    • one year ago
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    what would you determine to the range from the median to the lower quartile?

  6. amistre64
    • one year ago
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    |dw:1362597330230:dw|

  7. salman_09
    • one year ago
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    60?

  8. amistre64
    • one year ago
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    since symettry tells us that it is equal on boths sides of the median; then the range is simply 2x .... i like 60

  9. salman_09
    • one year ago
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    Thx a lot dude

  10. amistre64
    • one year ago
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    good luck :)

  11. salman_09
    • one year ago
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    one more question?

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