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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?
OA 0.097 grams
OB. 0.575 grams
OC. 0.701 grams
OD. 1.149 grams
OE 1.403 grams
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Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

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