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2/10 points 1 Previous Answers MendStat14 2. E.018 My Notes Ask You The monthly utility bills for a household in Riverside, California, were recorded for 12 consecutive months starting in January 2010. Month Amount ($) MonthAmount ($) January 288.02July February 230.65 August March April May June 311.27 370.18 216.75September 368.64 301.84 236.93November 272.06 288.52December 298.06 243.67 October (a) Calculate the range of the utility bills for the year 201o. 15343 (b) Calculate the average monthly utility bill or the year 2010. (Round your answer to two decimal places.) $285.55 c) Calculate the standard deviation for the 2010 utility bills. (Round your answer to two decimal places.) $49.72 Read It Talk to a Tutor
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Sanuany マろ0-66 Masch 又16.7.5 May 36-93 une 丁 BII.2子 368.6 ез Octob Novcembes 3千2.OG gg. 06 |T4nge = 153.43 b Averae ー288.OR+250.6 5+ {ς.#5t., o.. + 2.0298.66 ㄧㄡ !-マ ー285-5491upto 2 decimal places 시 _ 54.9 3834.01 3$3 67.gg |236-331 -CA 288, 5-7 47ろ3,49 422-153.934 2363-9 04 ス·g 3a3-4a44 8.8309 지 CRample 국 2 1 1 ,3-583 =49-74-round upto a decimel places)

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