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Title: Lisa runs a local flower shop, if it rains on Valentine's Day and she opens the shop, she will lose ... Post by: PaulKet on Nov 12, 2017 Lisa runs a local flower shop, if it rains on Valentine's Day and she opens the shop, she will lose $200. If it does not rain on Valentine's Day, she will earn $500 dollars as profits. The chance of rain is 30%, the standard deviation of the profits Lisa could earn on Valentine's Day is
A) 198.17. B) 135.61. C) 432.43. D) 290. Title: Re: Lisa runs a local flower shop, if it rains on Valentine's Day and she opens the shop, she will ... Post by: Rumko on Nov 12, 2017 Content hidden
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