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OpenStudy (anonymous):
Bed day offers savings of $10, $25, $50 and $100 off on their already low price on bedroom suites. Select a coupon and save the amount on the coupon. There are a total of 100 coupons with 70, 20, 8 and 2 containing $10, $25, $50, and $100, respectively. I figured out that the average saving is $46.25. Am I right? Determine the standard deviation. A. $39.45 B. $34.16 C. $16.55 D. $16.46
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