The histogram shows the scores that students received on a history test. the number of students who took the test is a.10 b.12 c.36 d .37 the number of students who scored between 20 points and 40 points is a. 6 b.8 c. 10 d.16

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

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