Question

Plzzzz help will give medal and fan

The lengths of turtles in a park are normally distributed with a mean of 25.9 inches and a standard deviation of 6.3 inches. What is the percentile rank of a turtle whose length is 21 inches?

22%
19%
30%
10%

Answer 1

ok so first what you would need to do is kinda like make a picture to help you

Answer 2

then what you would

Answer 3

ok

Answer 4

sec trying to solve first

Answer 5

ok

Answer 6

z = (21 - 25.9)/6.3 = -0.7778

P(x < = 21) = P(z < = - 0.7778) = 0.22 = 22% (Ans.)

Answer 7

are u sure

Answer 8

100% positive

Answer 9

Tyler wat do u think?

Answer 10

shes probably right but i wouldnt be able to explain it

Answer 11

ok thanks for help guys

Answer 12

welcome! @NightMath

Answer 13

thanks for the medal and fan!

Answer 14

mp