Question

A survey by Frank N. Magid Associates revealed that 3% of Americans are not connected to the Internet at home. Another researcher randomly selects 70 Americans.
a. What is the expected number of these who would not be connected to the Internet at home?
b. What is the probability that eight or more are not connected to the Internet at home?
c. What is the probability that between three and six (inclusive) are not connected to the Internet at home?



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  • CreatedFebruary 19, 2015
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