# Precalculus homework help

## statistics Quiz Help

Please look over question to see if you can finish in 1 hour.

## statistics Quiz Help

Please look over question to see if you can finish in 1 hour.

## Only need answer to one of these question using excel

(1) Let Z follow the standard normal distribution. Show your manual work to find z such that P(Z>z)=0.95 (hint: we need to find the left area first then inversely find the z; be careful about the sign of z-value.).

(2) Let Z follow the standard normal distribution. Show your Excel stats function to find z such that P(Z>z)=0.95 (the same hint above).

(3) Let Z follow the standard normal distribution. Show your manual work to find z such that P(-z<Z<z)=0.95 (the same hint above, key to learn Ch. 7)

## Precalculus Assignment: Please DO NOT apply unless you are proficient in this sector of math.

Only page 7 and 8 out of this doc need to be done; 4 questions total, 22-25. Please show work if it calls for it; don't be lazy. Thank you.

## Precalculus Assignment: Please DO NOT apply unless you are proficient in this sector of math.

50 questions, fairly simple, of which I need work shown, if it calls for that; please do not be lazy. With that being said; it would be easier if you download the attachments, print them out, work the problems accordingly, and scan them back in.

## Precalculus Assignment: Please DO NOT apply unless you are proficient in this sector of math.

10 questions plus bonus question of which I need work shown, if it calls or that; please do not be lazy. With that being said; it would be easier if you download the attachments, print them out, work the problems accordingly, and scan them back in.