When calculating quartiles for grouped data, the cf before the quartile class is needed. If the quartile class is the 1st class and there is no cf for the class before. What is done?

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

5. (03.02)if g(x) = x2 + 3, find g(4). (2 points)1619811

Solve for x and select the correct answer