Question

the area either to the left of -1.94 or to the right of 1.

Use a standard normal table to obtain the areas under the normal curve described below. Sketch a standard normal curve and shade the area of interest a. The area either to the left of -1.94 or to the right of 1.44 b. The area either to the left of 0.62 or to the right of 1.65. Click here to view page 1 of the normal distribution table Click here to view page 2 of the normal distribution table. a. Which of the following graphs is correct? OA. OB. OD o os The area either to the left of - 1.94 or to the right of 1.44 is (Round to four decimal places as needed)

Answer 1

Lit z be a standard hormal a vanate then. . a) The area either to the left of -1.94 or to the the right of 144 T 2) P( 26 -1.94) + P(2) 1194) - graph SS Scanned with CamScannlię :-1194.-_ option Ailly, 1196 corect ,

PLZE 7.94) + PlzZ144) = 0.0262 +0.0749 → PC25-1-94) +P[ 22,1144) = 0.10147 . The area either to the left of .2 2 ط لم مكان ما : The shaded required area 0062 parton which 116s : represent the can be calculated al Z10.62) + P(2>1.65) = 0.7324 +0.0495 - Ž0.7819 - > PIZZO. 62) +P(z) 1.65) = 0.78 19 cel ScannedLazith- CamScanner