** 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

Question

** 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

anonymous · Answer

Its a.)   3.4 / 35 = 0.0971 grams

anonymous · Answer

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princessaurora · Answer

thanks a lot, i have a question about this problem, do we ignore the population mean that is 23.5 grams?

anonymous · Answer

well its just asking the standard deviation / number of guinea pigs, so yes

princessaurora · Answer

oh okay I got it now, thanks! :)

anonymous · Answer

No problem girly :)