a)
from excel: zo=normsinv(0.0473)= -1.67
b)
zo=normsinv((1+0.99)/2)=2.58
c)
zo=normsinv((1+0.95)/2)=1.96
d)
zo=normsinv((1+0.8358)/2)=1.39
e)
zo=-normsinv(0.5-0.2612)= 0.71
f)
zo= normsinv(0.9503+normsdist(-2))=1.93
g)
zo=normsinv(1-0.5))=0.00
h)
zo=normsinv(0.0027) = -2.78
Find a value of the standard normal random variable z, call it zo such that the...
Find a value of the standard normal random variable z, call it zo, such that the following probabilities are satisfied. a. P(zszo)= 0.0185 b. P(-20 szszo) = 0.95 c. P(-20 szszo) = 0.99 d. P(-20 szszo)=0.8646 e. P(-20 Sz50) = 0.2501 f. P(-2<z<zo)= 0.9612 g. P(z>zo) = 0.5 h. P(z szo)= 0.0076
Find a value of the standard normal random variable z, call it 20, such that the following probabilities are satisfied. a. P(zszo)=0.0502 b. P(-2o Szszo)=0.99 c. P(-zo szszo)=0.90 d. P(- zo szszo) = 0.8062 e. P(-Zo Szs 0) = 0.2593 f. P(-3<z<zo)=0.9654 g. Plz>20) = 0.5 h. Plz szo) = 0.0088
Only F, G, and H please Find a value of the standard normal random variable z, call it zo, such that the following probabilities are satisfied. a. P(zszo)-0.0226 b.Pl-zo s z szo)=0.95 c. P(-Zo Szszo)-0.99 d.Pl-zo5zszo)#0.8046 e. P(-Zoszso) = 0.2681 f.P(-2czczo):0.9754 h. P(zszo)-0.0093
Find a value of the standard normal random variable z, call it zo, such that the following probabilities are satisfied a. P(zszo)-0.0483 e. P(-Zo szs0) 0.2945 f.Pl_3czczo)#0.9533 c. P(-20 5zszo)-0.90 d. P(-20 5z5zo)-0.8462 h. P(ZSZo)-0.0049
(1 point) Find the value of the standard normal random variable z, called Zo such that: (a) P(Z <zo) = 0.8319 20 (b) PC-Zo <z<zo) = 0.5508 20 = (c) P(-20 <2<zo) = 0.748 zo = (d) P(z > Zo) = 0.2823 20 = (e) P(-20 <z<0) = 0.0283 Zo = (1) P(-1.5 <2<zo) = 0.7108 zo Note: You can earn partial credit on this problem.
2. Random variable Z has the standard normal distribution. Find the following probabilities a): P[Z > 2] b) : P[0.67 <z c): P[Z > -1.32] d): P(Z > 1.96] e): P[-1 <Z <2] : P[-2.4 < Z < -1.2] g): P[Z-0.5) 3. Random variable 2 has the standard normal distribution. Find the values from the following probabilities. a): P[Z > 2) - 0.431 b): P[:<] -0.121 c): P[Z > 2] = 0.978 d): P[2] > 2] -0.001 e): P[- <Z...
QUESTION 7 Suppose Z is a standard normal random variable. Find the value of Za/2 such that PK-zo/2 < Z< Zo/2)-0.95
Find a value of a standard normal random variable Z (call it z0) such that (a) P(Z ?20) .30 (b) P(Z> z)16 (c) P(-20< Z<20).90
QUESTION 16 If Z is a standard normal random variable, find zo.025
Find the value 2* that satisfies each of the following probabilities for a standard normal random variable Z. (Round your answers to two decimal places.) (a) P(Z sz*) - 0.0485 (b) PIZ sz*) = 0.9515 (c) P(-x* SZ SZ") - 0.903