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OpenStudy (princessaurora):
** WILL FAN & MEDAL ** An experiment using 35 guinea pigs is set up to study the weight of the pigs after injecting them with a drug. If the population mean is 23.5 grams with a standard deviation of 3.4 grams, what is the margin of error of the sample mean? A) 0.097 grams B) 0.575 grams C) 0.701 grams D) 1.149 grams E) 1.403 grams
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OpenStudy (anonymous):
Its a.) 3.4 / 35 = 0.0971 grams
OpenStudy (anonymous):
if you need help feel free to message me on here or contact me by gmail > magicremix123@gmail.com. Have a great day!
OpenStudy (princessaurora):
thanks a lot, i have a question about this problem, do we ignore the population mean that is 23.5 grams?
OpenStudy (anonymous):
well its just asking the standard deviation / number of guinea pigs, so yes
OpenStudy (princessaurora):
oh okay I got it now, thanks! :)
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OpenStudy (anonymous):
No problem girly :)
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