A fifth grade teacher assumes that 22%22% of her students are late for class. If the teacher is correct, what is the probability that the proportion of late students in a sample of 876876 students would differ from the population proportion by less than 4%4%? Round your answer to four decimal places.

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.

You buy five cds at a sale for $5.95 each. write an expression for the total cost of the cds. then use the distributive property and mental math to evaluate the expression.

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is