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Amanda surveyed 20 juniors and seniors at Delamar high school to find the number of hours per week they spend working at part-time jobs. Her results are shown below.

Juniors: 20,10,20,10,15,0,0,10,20,15
Seniors: 20,20,10,10,0,0,0,10,0,10

which statement about the data is true?

1.the range of hours worked is the same for juniors and seniors
2.the mean, medium,and mode for the juniors surveyed fall within a 3-hour range
3. the mean number of hours worked by the seniors surveyed is 12.
4. The mean number of hours worked is the same for junior and seniors.

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11 answers
  1. I'll be glad to check your answer.

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    Ms. Sue
  2. or 3 i think?

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  3. No.

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    Ms. Sue
  4. No.

    Be sure you know the meanings of these terms.

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    Ms. Sue
  5. Has to be 2.

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  6. For heavens sake look up the definition of these terms instead of guessing !!!

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  7. the answer is 2. if you do the work. it isn't that difficult. Add the data for the seniors and divide by 10 then do the same for the juniors.

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  8. THE answer is
    1.the range of hours worked is the same for juniors and seniors
    for the people in connexus

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  9. ^ love this dude

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  10. anwser is 1. geez, people LOL

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  11. Blank still right

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