Heelllp, I am frustrated...
Use the normal distribution of SAT critical reading scores for which the mean is 513 and the standard deviation is 110. Assume the variable x is normally distributed.
a)What part of the SAT verbal scores is less than 650?
b) If 1000 SAT verbal scores are randomly selected, about how many would you expect to be greater than 575?
I am sooooooo, lost an confused. Please help!

Hey! We 've verified this expert answer for you, click below to unlock the details :)

I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!

your going to need a ztable or a stats calculator

\[z=\frac{x-\bar x}{sd}\]

I've downloaded a normal standard table.

Looking for something else?

Not the answer you are looking for? Search for more explanations.

## More answers

Looking for something else?

Not the answer you are looking for? Search for more explanations.