Spencer reads a report that says 80% of U. S. high school students have a computer at home. He believes the proportion is smaller than 0.80 at MBHS. Spencer chooses an SRS of 60 students and records whether they have a computer at home. Check if the conditions for performing the significance test are met (Basically, the "Plan" step).

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

Which is the graph of this function 3 square root of x plus one if

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?