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SusanAthena
SusanAthena, Master's Degree
Category: Calculus and Above
Satisfied Customers: 102
Experience:  Tutor for Algebra, Geometry, Statistics. Explaining math in plain English.
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Forty-five percent of households say they would feel secure

Customer Question

Forty-five percent of households say they would feel secure if they had​ $50,000 in savings. You randomly select 88 households and ask them if they would feel secure if they had​ $50,000 in savings. Find the probability that the number that say they would feel secure is​ (a) exactly​ five, (b) more than​ five, and​ (c) at most five.
Submitted: 4 months ago.
Category: Calculus and Above
Expert:  Mr. Glenn replied 4 months ago.

Hi

Thank you for using this site.

Expert:  Mr. Glenn replied 4 months ago.

When is the deadline of this homework? Please reply asap.

Customer: replied 4 months ago.
Tomorrow
Expert:  Mr. Glenn replied 4 months ago.

ok, by the way, may I kindly ask, why you gave me a negative rating a while ago for the answers and solution I posted? (I am 100% sure they are all correct, so why the negative rating instead of positive rating?)

Expert:  Mr. Glenn replied 4 months ago.

Also I just checked your previous posts, all were never accepted.