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Category > Accounting Posted 23 Apr 2017 My Price 7.00

Mean and Standard deviation

2.7.2 The mean and SD of a set of 47 body temperature measurements were as follows:45

                             

The mean of the data was 1.461 and the standard deviation was 0.178.

(a) Express the mean and standard deviation in lb/day. (Hint: 1kg=2.20 lb.)

(b) Calculate the coefficient of variation when the data are expressed (i) in kg/day; (ii) in lb/day.

 

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Alpha Geek
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Status NEW Posted 23 Apr 2017 03:04 PM My Price 7.00

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file 1492962134-1526251_1_636283689803052177_Solution2.docx preview (160 words )
2-----------.7.-----------2 -----------The----------- me-----------an -----------and----------- SD----------- of----------- a -----------set----------- of----------- 47----------- bo-----------dy -----------tem-----------per-----------atu-----------re -----------mea-----------sur-----------eme-----------nts----------- we-----------re -----------as -----------fol-----------low-----------s:4-----------5 ----------- Â----------- Â ----------- Â----------- Â ----------- Â----------- Â ----------- Â----------- Â ----------- Â----------- Â ----------- Â----------- Â ----------- Â----------- Â ----------- Â----------- Â ----------- Â----------- Â ----------- Â-----------  -----------The----------- me-----------an -----------of -----------the----------- da-----------ta -----------was----------- 1.-----------461----------- an-----------d t-----------he -----------sta-----------nda-----------rd -----------dev-----------iat-----------ion----------- wa-----------s 0-----------.17-----------8. ----------- (a-----------) E-----------xpr-----------ess----------- th-----------e m-----------ean----------- an-----------d s-----------tan-----------dar-----------d d-----------evi-----------ati-----------on -----------in -----------lb/-----------day-----------. (-----------Hin-----------t: -----------1kg-----------=2.-----------20 -----------lb.-----------) -----------(b)----------- Ca-----------lcu-----------lat-----------e t-----------he -----------coe-----------ffi-----------cie-----------nt -----------of -----------var-----------iat-----------ion----------- wh-----------en -----------the----------- da-----------ta -----------are----------- ex-----------pre-----------sse-----------d (-----------i) -----------in -----------kg/-----------day-----------; (-----------ii)----------- in----------- lb-----------/da-----------y. -----------  ----------- 2-----------.7.-----------2 -----------The----------- me-----------an -----------and----------- SD----------- of----------- a -----------set-----------
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