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anonymous

  • one year ago

Help please. Find the mean and the range of the data set. Show your work. 55 62 61 54 68 72 59 61 70 55+62+61+54+68+72+59+61+70 = 562 55+62 = 117+61= 178+54=232+68 =300+72= 372+59=431+61=492+70=562 Our mean is 9/562 and our most common number is =61 I got 0.016014234

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  1. LynFran
    • one year ago
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    to find the mean u add up all the numbers and then divide by the amount of numbers ...to find the range u take the largest number and subtract the smallest number...

  2. anonymous
    • one year ago
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    The largest number in the data set?

  3. LynFran
    • one year ago
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    yes

  4. anonymous
    • one year ago
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    70 - what?

  5. LynFran
    • one year ago
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    and ur mean shd be 562/9..... the largest #is 72

  6. anonymous
    • one year ago
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    Alright do i divide first then subtract?

  7. LynFran
    • one year ago
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    no lets do the mean first 55+62+61+54+68+72+59+61+70=562 now how many numbers are there

  8. LynFran
    • one year ago
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    how many numbers did i add to get 562?

  9. anonymous
    • one year ago
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    9

  10. LynFran
    • one year ago
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    good so we have to divide the 562 by 9 to find the mean

  11. anonymous
    • one year ago
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    562/9 = 62

  12. anonymous
    • one year ago
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    I did it backwards DX

  13. anonymous
    • one year ago
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    That's how i got a zero digit number

  14. LynFran
    • one year ago
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    62.4

  15. anonymous
    • one year ago
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    Yeah didn't think i need to include the 4 but alright.

  16. LynFran
    • one year ago
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    to find the range we take the largest # and subtract the smallest #....whats the largest number? whats the smallest #?

  17. anonymous
    • one year ago
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    72, 54

  18. LynFran
    • one year ago
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    good 72-54=?

  19. anonymous
    • one year ago
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    72-54 = 18

  20. LynFran
    • one year ago
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    good thats ur range

  21. anonymous
    • one year ago
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    Isn't all?

  22. LynFran
    • one year ago
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    if you were finding for the mode then i would have been 61...since the mode is the number that occurs the most

  23. anonymous
    • one year ago
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    Alright Thanks Lyn :)

  24. LynFran
    • one year ago
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    welcome

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