In a large class of introductory statistics students, the professor had each person toss a fair coin numerous times and calculate the proportion of his or her tosses that were heads. one of the students in the class claims to have tossed her coin 170 times and found only 43% heads. what do you think of this claim?

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.