The number of immigrants living in a certain country with a large population makes up 35% of the population. In a random sample poll of 40 people what is:

Question

The number of immigrants living in a certain country with a large population makes up 35% of the population. In a random sample poll of 40 people what is:
a)the expected number of non-immigrants will be polled?
b)the probability that no immigrants will be polled?
c)the probability that at least 3 immigrants will be polled?
Thanks.

MathMate · Answer

See response at:
http://www.jiskha.com/display.cgi?id=1482373766

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