Adare and elena are reading the same book over the summer andre says he has read 1/3 of the book elena say she has read 20 more pages the andre if elena is on page 55 how many pages are in the book? math problem

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true