for this question we need an z score table
a) an approximate z score that gives a left area of 0.7
= 0.758
b) approximate z score that gives a left area 0f 0.95
= 0.8289
U us muUa Essuie Slalla Ilmal u tribution. Draw a separate, well-labeled Normal curve for each...
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%...
Find the z-score such that the area under the standard normal curve to the left is 0.98. _______ is the z-score such that the area under the curve to the left is 0.98.Find the z-score such that the area under the standard normal curve to the right is 0.26.The approximate z-score that corresponds to a right tail area of 0.26 is _______
2. What are the parameters (Mean and standard deviation) for a standard normal distribution? 3. Find the critical value for Zoo 4. Find the z score that would give us the area in the right 30% of the standard normal curve. 5. Find the area to the left of z = -0.42. Draw a standard normal curve of the region described. 6. Find the area to the right of z=0.89. Draw a standard normal curve of the region described. 7....
(1 point) Find the Z-score such that: (a) The area under the standard normal curve to its left is 0.8369 Z= (b) The area under the standard normal curve to its left is 0.78 Z= (C) The area under the standard normal curve to its right is 0.1217 Z= (d) The area under the standard normal curve to its right is 0.1206 Z=
Find the Z-score such that the area under the standard normal curve to the right is 0.26. The approximate z-score that corresponds to a right tail area of 0.26 is _______
Find the Z-score such that the area under the standard normal curve to the left is 0.52. LOADING... Click the icon to view a table of areas under the normal curve. nothing is the Z-score such that the area under the curve to the left is 0.52. (Round to two decimal places as needed.)
To FOUR DECIMAL PLACES: Determine the area under the standard normal curve that lies to the left of Z = –1.31 to the right of Z = –2.47 between Z = –2.47 and Z = –1.31 between Z = 1.31 and Z = 2.47 Find the z-scores that separate the middle 84% of the standard normal distribution from the area in the tails. Find z0.18 a. Find the Z-score corresponding to the 72nd percentile. In other words, find the Z-score...
8 StatCrunch. IHE Normal Distribution For 1-3, draw the standard normal curve for each and shade the appropriate region. 1. The area to the left of z 1.04 2. The area between z =-34 and z-1.03 3. Find the area of zz0- 4. Dunlop Tires manufactures a tire with a lifetime that approximately follows a normal distribution with a mean of 70,000 miles and a standard deviation of 4400 miles. a. What proportion of the tires will last for a...
-Suppose the birth weights of full-term babies are normally distributed with mean 3700 grams and standard deviation of 490 grams. a. Draw a normal curve with the parameters labeled and shade the region that represents the proportion of full-term babies who weigh more than 4680 grams. b. Find the proportion of full-term babies who weigh more than 4680 grams. -Find each of the following. Include a diagram for each: a. Find the z-score such that the area under the standard...
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;...