Basic College Mathematics

Mathematics

Quiz 10 :
Statistics

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Quiz 10 :
Statistics

We wish to find here the exact and estimated difference of decimal number img from img . Estimate: Exact: img img img img img Therefore the estimated difference is img and exact difference is img .

Let us draw the circle graph shows the number of high school girls' team in the most popular sports: img From the above circle graph it is very clear that the women's sport that has greatest number of team is img and number of teams is img

From the given circle graph of the sources of electricity, observe that the dollar amount spent on electricity generated by Nuclear is img of the total cost of all electricity generated in one year, $328 billion. The total cost of all electricity is $328 billion, so the whole is $328. The percent is img or as a decimal img . Thus, the part of Nuclear is img Therefore, the dollar amount spent on electricity generated by Nuclear is img .