The mean monthly rent of students at Oxnard University is $810 with a standard deviation of $235. (a) John’s rent is $1,370. What is his standardized z-score? (Round your answer to 3 decimal places.)

z
2.383

(b) Is John’s rent an outlier?

multiple choice 2
Yes
No

(c) How high would the rent have to be to qualify as an outlier?

John’s rent would have to be $

or higher to be considered an outlier.

What is the solution of sqrt x+2-15=-3

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

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.