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1 point) The length (in pages) of math research projects is given below. Using this information, calculate the mean and the standard deviation regarding the data set as a sample. 33, 17, 18, 19, 24, 30, 17, 21, 14 sample mean sample standard deviation Now use the same data set, but this time regard it as a population. Calculate the mean and the standard deviation. population mean population standard deviation

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solution les talce the 91vc2 obrnruh0 3 31, 19,24, 301171 21, 4 1 93 X 21.4441 (33-21-44124 (IT-21.444 tc-一2).4 44yst (15-21-444)+ C24-21-4445 t 21444 11-4442+ C21-n1 4442 226.22122 E sample standard devi amon-9- 2 10 183 <55 193 ll 321.9 443 NL. E C33-21.4441 -21.441) t (1 -21.44+192144 t(2-2). 4 4 4 Dy-C14-21-4伏 po puiuho36. 24591318 devidnon 36.24C9137

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