The mean of a set of credit scores is 4= 690 and g= 14. which statement must be true?
z690 is within 1 standard deviation of the mean.
z690 is between 1 and 2 standard deviations of the mean.
z690 is between 2 and 3 standard deviations of the mean.
o z690 is more than 3 standard deviations of the mean.

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Anature center offer 2 guided walks. the morning walk is 2/3 miles. the evening walk is 3/6 mile. which is shorter

(a. s."similarity in right triangles"solve for xa.) 10b.) 20c.) 14.5d.) [tex] 6\sqrt{3} [/tex]