Suzanna wants to fill a cylindrical vase 2/3 of the way with water before placing her flowers in it. what is the approximate volume of water in the vase if the vase has a height of 14 cm and a radius of 5 centimeters? use 3.14 for π and round your answer to the nearest tenth. the approximate volume of water in the vase is cm^3.

Can someone answer this question? : )

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

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