The Grass Doctor

statistics help i don't know where to start or what formula to use. i have to show the work?

a certain brand of grass seed has a .86 probability of germation. if a lawn care specialist plants 9000 seeds, what is the number that should germinate

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1. X ~ B(9000, 0.86) To find the expected number of seeds which will germinate times 9000 by 0.86 = 7740