3 years ago

PLEASE HELP !!! ILL GIVE BRAINLIEST!! DONT SKIP ILL GIVE 40 POINTS.

Mathematics

2 answers:

gizmo_the_mogwai [7]3 years ago

8 0

Answer:

5.5

Step-by-step explanation:

Brums [2.3K]3 years ago

8 0

The answer is 5.5 to you answer.hope it helps

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3 years ago

PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!!

Nady [450]

Answer: b) -0.625

Step-by-step explanation:

The formula for the z-score is:

$z=\dfrac{x-\mu}{\sigma}\\\\\bullet z \text{ is the z-score}\\\bullet x \text{ is the value}\\\bullet \mu \text{ is the mean}\\\bullet \sigma \text{ is the standard deviation}\\\\z=\dfrac{6-8}{3.2}\\\\\\.\ =\dfrac{-2}{3.2}\\\\\\.\ =\large\boxed{-.0625}$