a. Sketch a standard normal curve and shade the area under the curve that lies between - 2.09 and 1.33. Choose the correct graph below.

Sketch a standard normal curve and shade the area that lies to the left of a. -1.15 ​, b. 0.6 ​, c. 0 ​, and d. 4.2 . Then determine the area under the standard normal curve that lies in the area of interest for each part. The area to the left of -1.15 is   ​(Round to four decimal places as​ needed.) The area to the left of 0.6 is   ​(Round to four decimal places as​ needed.) The area to the left of 0 is   (Round to four decimal places as needed.) The area to the left of 4.2 is (Round to four decimal places as needed.)

Find the indicated area under the standard normal curve. Between z = - 2.23 and z = 2.23

b. Sketch a standard normal curve and shade the area under the curve that lies to the right of 0.6. Choose the correct graph below. O A В. Oc. O D. 0 0.6 0 0.6 5 0.6 -0.6 0 The area to the right of 0.6 is (Round to four decimal places as needed.)

Determine the area under the standard normal curve that lies between (a) Z= - 1.49 and Z= 1.49, (b) Z = - 2.42 and Z = 0, and (c) Z= - 0.37 and Z = 1.74. Click the icon to view a table of areas under the normal curve. Tables of Areas under the Normal Curve .... (a) The area that lies between Z= - 1.49 and Z= 1.49 is (Round to four decimal places as needed.) (b) The area that lies between Z = - 2.42 and Z = 0 is TABLE V (Round to four decimal places as needed.) Standard Normal Distribution .00 .01 .02 .03 .04 .05 .06 .07 .08 .09 (c) The area that lies between Z= - 0.37 and Z= 1.74 is Area 0.0003 0.0003 0.0003 0.0003 0.0002 -3.4 -3.3 0.0003 0.0003 0.0003 0.0003 0.0003 (Round to four decimal places as needed.) 0.0005 0.0007 0.0005 0.0006 0,0009 0,0013 0.0005 0.0004 0.0004 0.0004 0.0004 0.0004 0.0004 0.0003 0.0006 0.0008 0.0005 0.0007 0,0010 -3.2 0.0007 0.000 0.0006 0.0006 0.000 0.0005 -3.1 0.0010 0.0009 0.0009 0.0008 0.0008 0.0008 0.0007 -3.0 0.0013 0.0013 0.0012 0.0012 0.0011 0.0011…

Use the table for area under the standard normal curve to find the area under the standard normal curve and above the interval [0.3,2.3] on the horizontal axis. Click the icon to view the area under the standard normal curve table. The area under the standard normal curve and above the interval [0.3,2.3] on the horizontal axis is (Type an integer or a decimal.)

Find the areas for the following z values. Use standard normal table. Provide your answers to four decimal places (4 dp.)   (a) Area to the left of z= -0.25  - (b) Area to the right of z =1.23  - (c)  Area to the right of z=-2.97  - (d) Area to the left of z=0.00 - (e) Area to the left of z=2.33  - ii)       Using your calculator in STAT MODE, find the mean and standard deviation of the following sample for the variable age (Round to 3 dp).  18   18   20   20   23   25   29   35   Mean : Standard Deviation :

Find the indicated area under the standard normal curve.  Between z = -1.88 and z= 1.88