Amovie theater allows fewer than 80 people at a screening. eight employees will attend the next screening along with n groups of people. each group will have 4 people. which inequality can be used to show the situation? 4(n+8)< 80 4n+8< 80 n+12< 80 n−12< 80

Which number completes the inequality? 2/3 < _ < 7/9

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

If 1.4% of the mass of a human body is calcium, how many kilograms of calcium are there in a 165-pound man? 1.0 kg ca 5.1 kg ca 1.0 x 102 kg ca 5.1 x 102 kg ca