Hi

Find P (0.45 < z < 2.1) 

P (0.45 < z < 2.1)= P(z=2.1) - P(z =.45) = .9821 -.6736 = .3085

Note: Using Excel function:  NORMSDIST(2.1)= .9821 and NORMSDIST(.45)= .6736 

RELATED QUESTIONS

Find the probabilities for each of the following.
1. P(0 < z < 2.0)
2. P(0 < z < 1.3)... (answered by ikleyn)

Find the following probabilities using the standard normal z-tables.
Give a sketch with... (answered by ewatrrr)

find the probabilities of P(z<2.45
 (answered by AnlytcPhil,Edwin McCravy)

Find the following probabilities:

A. P (z > 1.96)

B. P (-1.65 < z < 1.65)

C. P... (answered by ikleyn)

Find the following probabilities: 

A. P (z > 1.96)

B P (-1.65 < z < 1.65)

C P... (answered by ikleyn)

Find the following probabilities:

A. P (z > 1.96)

B. P (-1.65 < z < 1.65)

C. P... (answered by ikleyn)

Find the probabilities:

A. P(z > 1.96)

B. P(-1.65 < z < 1.65)

C.P (-2.33 < z <... (answered by ikleyn)

Find the probability for standard normal curve to the left 

P(1.19 < Z < 2)

P(Z >... (answered by Edwin McCravy)

Find the probabilities for each using the standard normal distribution. 
1.P(0 ＜ z ＜  (answered by ikleyn)

Suppose Z is a standard normal random variable.

1. If P(-z < Z < z) = 0.5098, find z.
 (answered by Theo)