Jan
523.9
Feb
510.23
March
545.65
April
514.23
May
550.71
June
505.34
July
525.34
August
600
Sept.
569.42
October
500.2
Novem.
533.12
December
507.11
What percentage of your bills are within two standard deviations
of the mean?
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Statistics
Jan
523.9
Feb
510.23
March
545.65
April
514.23
May
550.71
June
505.34
July
525.34
August
600
Sept.
569.42
October
500.2
Novem.
533.12
December
507.11
What percentage of your bills are within two standard deviationsof the mean?
Answer & Explanation
Solved by verified expert
4.5 Ratings (946 Votes)
The answer isFirst we calculate the mean standard deviation Then wecalculate the upper and lower limits of the 2 SD of
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