Use the z-table to find the following probabilities.
A.) P( z<-1)
B.) P(z is greater than or equal to 2.25)
C.) P(-1<z<2.25)
Use the z-table to find the following probabilities. A.) P( z<-1) B.) P(z is greater than...
Find the following probabilities based on standard normal variable Z. Use Table 1. a. P(-0.88<Z<-0.33) b. P(0.03<Z<2.32) c. P(-1.60<Z<0.15) d. P(Z>3.1)
1. Use Appendix Table III to determine the following probabilities for the standard normal variable Z. a) P(-0.7<Z< 0.7) b) P(-1.5<Z<1.5) c) P(-2.0<Z<2.0) d) P(Z>2.0)=
4.28 If Z ~ N(0,1), find the following probabilities: a. P(Z <1.38) b. P(Z > 2.14) c. P(-1.27 <Z<-0.48)
Use the z-table to find the requested probabilities. Enter your answers to 4 decimal places. P(−2.79 < z < 1.12)
Use the Standard Normal table to find the following probabilities. (Keep probabilities at 4 decimal places.) P(-1.49< z < 2.04) =
Determine the following probabilities: a. P ( 0 < Z < 1 ) = ? b. P ( -1< Z < 1) = ? c. P (-.31 < Z 1.31) = ? d. P (Z > 1.26) = ? e. P (Z < 1.26 = ?
Use the table of probabilities for the standard normal distribution to compute the following probabilities. P(0 ≤ z ≤ 1) (Round to four decimal places) Answer P(0 ≤ z ≤ 1.5) (Round to four decimal places) Answer P(0 < z < 2) (Round to four decimal places) Answer P(0 < z < 2.5) (Round to four decimal places)
Using the normal table or software, find the value of z that makes the following probabilities true. You might find it helpful to draw a picture to check your answers. (a) P(Z <z) = 0.40 (b) P(Z = z) = 0.50 (c) P(-zsZ sz) = 0.50 (d) P(|Z| > Z) = 0.01 (e) P(|Z| <z) = 0.90 (a) z= (Round to four decimal places as needed.)
(1 point) Find the following probabilities for the standard normal random variable z. (a) P(-0.81 <<0.42) (b) P(-1.14 <z < 0.5) (c) P(Z < 0.69) a (d) P(Z > -0.6)
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...