olny fifty five percent of americans know that the sun is a star. Assuming that 200 american citezens were polled and the researchers generalized the results to represent the entire country, how many people did not know that the sun was a star ? Solution If 55% of Americans knew that the sun is a star, then 45% of Americans did not know that the sun was a star. Therefore 45% of 200 is: (200)(.45)=90.

1. olny fifty five percent of americans know that the sun is a star. Assuming that 200 american
citezens were polled and the researchers generalized the results to represent the entire country,
how many people did not know that the sun was a star ?
Solution
If 55% of Americans knew that the sun is a star, then 45% of Americans did not
know that the sun was a star. Therefore 45% of 200 is: (200)(.45)=90