Every student at a high school counts the number of jelly beans in a jar. The mean and standard deviation of the count for each year level is shown below. Order the year levels from least to most accurate count Standard Deviation Year level Year 7 Year 8 Year 9 Year 10 Year 11 Year 12 (least accurate) Year accurate) Mean Count 407 407 407 407 407 407 Year 1.4 1.2 1.3 1.7 1.1 0.9 Year Year Year Year (most

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Every student at a high school counts the number of jelly beans in a jar. The mean and standard deviation of the count for each
year level is shown below. Order the year levels from least to most accurate count.
Year level
Year 7
Year 8
Year 9
Year 10
Year 11
Year 12
(least accurate) Year
accurate)
Mean Count
407
407
407
407
407
407
4
Year
Standard Deviation
1.4
1.2
1.3
1.7
1.1
0.9
Year
Year
Year
Year
17:46
(most
Transcribed Image Text:Question Every student at a high school counts the number of jelly beans in a jar. The mean and standard deviation of the count for each year level is shown below. Order the year levels from least to most accurate count. Year level Year 7 Year 8 Year 9 Year 10 Year 11 Year 12 (least accurate) Year accurate) Mean Count 407 407 407 407 407 407 4 Year Standard Deviation 1.4 1.2 1.3 1.7 1.1 0.9 Year Year Year Year 17:46 (most
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