Anormal distribution of scores has a standard deviation of 10. find the z-scores
corresponding to each of the following values:
a) a score that is 20 points above the mean.
b) a score that is 10 points below the mean.
c) a score that is 15 points above the mean
d) a score that is 30 points below the mean.

what do u need to know

step-by-step explanation:

the car was traveling 40 mph before it started skidding. ( 2 points ) 17. was the driver were her brakes working at 75% efficiency or better? ( 2 points ) yes 29.

step-by-step explanation:

45.36 feet per second.

step-by-step explanation:

to find the most accurate determination for the number of feet per second tyrone traveled on his way to work let us convert miles to feet and minutes to seconds.

1 mile = 5280 feet.

1 minute = 60 seconds.

now we will divide 158400 by 3492 to find the most accurate determination for the number of feet per second tyrone traveled on his way to work.

therefore, tyrone traveled on his way to work at the rate of 45.36 feet per second.

w< 4

step-by-step explanation: