1. Determine the area under the normal curve between Z = -1.13 and Z = .67...

Question

Question

1. Determine the area under the normal curve between Z = -1.13 and Z = .67

2. Determine the area under the normal curve for Z < -.23, plus Z > 1.38 (sum of each area)

Please someone help me with these two problem and explain how to do it ?

Thank you !!!

math Statistics-And-Probability

Answer 1

Answer #1

Using standard normal table ,

1)

P(-1.13 < z < 0.67)

= P(z < 0.67) - P(z < -1.13)

= 0.6193

Area = 0.6193

2)

P(z < -0.23) = 0.4090

P(Z > 1.38) = 0.352

Area = 0.4090 + 0.352 = 0.7610

Answer 2

Similar Homework Help Questions

Determine the area under the standard normal curve that lies to the left of (a) Z=0.83,...

Determine the area under the standard normal curve that lies to the left of (a) Z=0.83, (b) Z=1.13, (c) Z=−1.09, and (d) Z=0.93.
Determine the area under the standard normal curve that lies between (a) Z=−1.72 and Z=1.72, (b)...

Determine the area under the standard normal curve that lies between (a) Z=−1.72 and Z=1.72, (b) Z=−2.89 and Z=0, and (c) Z=−0.43 and Z=0.96. Find the z-score such that the area under the standard normal curve to the left is 0.57. Find the z-score such that the area under the standard normal curve to the right is 0.11. The approximate z-score that corresponds to a right tail area of 0.11 is ___. Find the z-scores that separate the middle 31%...
Determine the area under the standard normal curve that lies between (a) Z=-1.29 and Z=1.29

Determine the area under the standard normal curve that lies between (a) Z=-1.29 and Z=1.29, (b) Z=-0.15 and Z=0, and (c) Z=1.11 and Z=221.Click the icon to view a table of areas under the normal curve.(a) The area that lies between Z=-1.29 and Z=1.29 is(Round to four decimal places as needed.)

Determine the area under the standard normal curve that lies between (a) Z= -0.45 and Z=...

Determine the area under the standard normal curve that lies between (a) Z= -0.45 and Z= 0.45 (b) Z= - 0.88 and Z= 0 (c) Z= - 1.59 and Z= 1.59 (a) The area that lies between -0.45 and 0.45 is ________
1. Determine the area under the standard normal curve that lies between the following values. z=1...

1. Determine the area under the standard normal curve that lies between the following values. z=1 and z=2 2.Find the area under the standard normal curve to the right of z=1. 3. Assume that the random variable X is normally distributed, with mean mu equals 80 and standard deviation sigma equals 10. Compute the probability P(X>88). 2. Determine the area under the standard normal curve that lies between the following values. z=1 and z=2 3. A new phone system was...
Determine the area under the standard normal curve that lies between: (A) z= -1.45 and z...

Determine the area under the standard normal curve that lies between: (A) z= -1.45 and z = 1.45 (B) z= -1.94 and z = 0 (C) z= -0.57 and z = 0.65

The area under the normal curve between Z = 1 and Z = 2 is ________________...

The area under the normal curve between Z = 1 and Z = 2 is ________________ the area under the normal curve between Z = 0 and Z = 1. A. Less than B. Greater than C. Equal to D. A, B or C above dependent on the value of the mean E. A, B or C above dependent on the value of the standard deviation
Determine the area under the standard normal curve that lies between(a)= -1.37 and Z-1.37. ) Z=-2.44...

Determine the area under the standard normal curve that lies between(a)= -1.37 and Z-1.37. ) Z=-2.44 and 20, and (ZE-0.54 and 2-0.51 Click the icon to view a table of areas under the normal curve. . (a) The area that lies between Z=-1.37 and Z-1.37 is (Round to four decimal places as needed.) (b) The area that lies between Z -2.44 and Z=0 (Round to four decimal places as needed.) (c) The area that lies between Z= -0.54 and Z=0.51...
Determine the value of z so that the area under the standard normal curve

Chapter 06, Section 6.4, Go Tutorial Problem 037 Determine the value of z so that the area under the standard normal curve (a) in the right tail is 0.0275. Round the answer to two decimal places. (b) in the left tail is 0.0376. Round the answer to two decimal places.Chapter 06, Section 6.4, Additional Question 007 Use a table, calculator, or computer to find the specified area under a standard normal curve. Round your answers to 4 decimal places. a) More than a z-score of 2.48;...

Determine the area under the standard normal curve that lies between (a) Z=-1.37 and Z =...

Determine the area under the standard normal curve that lies between (a) Z=-1.37 and Z = 1.37. (b) Z =-0.17 and Z-0, and (c) Z-_ 1.62 and Z =-0.01 (a) The area that lies between Z-1.37 and Z-1.37 is Round to four decimal places as needed.) (b) The area that lies between Z0.17 and Z 0 is Round to four decimal places as needed.) e) The area that lies between Z -1.62 and z-0.01 is Round to four decimal places...