URGENT PLEASE HELP PLEASE! 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.
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URGENT PLEASE HELP PLEASE Amanda surveyed 20 juniors and seniors at delamar high school to find the number of hours per week they spend working at parttime job class=

Respuesta :

Answer:

the answer would be:  The range of hours worked is the same for juniors and seniors

Step-by-step explanation:

Calculate the data sets:  put the numbers in order to make it easy to calculate...

juniors-0, 0, 10, 10, 10, 15, 15, 20, 20, 20

  • Mean: 12 (add all numbers and divde by 10)
  • Median 12.5 (the two middle numbers..add them..then divide by 2)
  • Mode: 10, 20 (numbers that is repeated the most)
  • Range:  20 (take the largest minus the smallest)

seniors-0, 0, 0, 0, 10, 10, 10, 10, 20, 20

  • Mean: 8
  • Median:  10
  • Mode: 10, 0
  • Range: 20

Hope that explains it all