Determine the area under the standard normal curve that lies to the left of (a) Z=-0.28, (b) Z= -0.93, (c) Z= -0.73, and (d) Z= -0.43. Click the icon to view a table of areas under the normal curve. (a) The area to the left of Z= -0.28 is (Round to four decimal places as needed.)
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- Find the area of the shaded portion of this figure. Round your answer to 2 decimal places.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 :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…
- Suppose the lengths of human pregnancies are normally distributed with =266 days and o-16 days. Complete parts (a) and (b) below (a) The figure to the right represents the normal curve with u=266 days and e-16 days. The area to the right of X-300 is 0.0168. Provide two interpretations of this area Provide one interpretation of the area using the given values. Select the correct choice below and fill in the answer boxes to complete your choice (Type integers or decimals) OA. The proportion of human pregnancies that last more than OB. The proportion of human pregnancies that last less than days is days is Select the correct choice below and fill in the answer boxes to complete your choice days is Provide a second interpretation of the area using the given values (Type integers or decimals) OA. The probability that a randomly selected human pregnancy lasts less than OB. The probability that a randomly selected human pregnancy lasts more than A 4 days isDetermine the area under the standard normal curve that lies between (a) Z= -1.64 and Z 1.64, (b) Z = -2.08 and Z 0, and (c) Z = 1.53 and Z 1.98. Click the icon to view a table of areas under the normal curve. 1.64 is (a) The area that lies between Z = -1.64 and Z (Round to four decimal places as needed.) 0 is (b) The area that lies between Z = -2.08 and Z (Round to four decimal places as needed.) (c) The area that lies between Z 1.53 and Z 1.98 is (Round to four decimal places as needed.)Find the area under the normal curve to the left of z= -1.56 plus the area under the normal curve to the right of z= 2.56. The combined area is?
- Sketch the normal curve. 1. Find the area between z= -1.5 and z= -2.5 2. Find the area between z= -1.35 and z=2.95 3. Find the area to the left of z= 2.32 4. Find the area to the right of z= -1.8(b) The figure to the right represents the normal curve with u= 266 days and o = 16 days. The area between x = 285 and x= 300 is 0.1007. Provide two interpretations of this area. Provide one interpretation of the area using the given values. Select the correct choice below and fill in the answer boxes to complete your choice. (Type integers or decimals. Use ascending order.) O A. The proportion of human pregnancies that last less than or more than days is O B. The proportion of human pregnancies that last between and days is X 266 285 300 Provide a second interpretation of the area using the given values. Select the correct choice below and fill in the answer boxes to complete your choice. (Type integers or decimals. Use ascending order.) O A. The probability that a randomly selected human pregnancy lasts between and days is O B. The probability that a randomly selected human pregnancy lasts less than or more than days isFind the area under the normal curve to the right of z = -0.84. Round the answer to four decimal places. The area under the normal curve to the right of z = -0.84 is _____ .
- (a) The figure to the right represents the normal curve with u 266 days and 16 days. The area to the left of X=245 is 0.0947. Provide two interpretations of this area. Provide one interpretation of the area using the given values. Select the comect choice below and fill in the answer boxes to complete your choice. (Type integers or decimals.) ⒸA. The proportion of human pregnancies that last less than OB. The proportion of human pregnancies that last more than days is days is 4. 245 246 CDetermine the area under the standard normal curve that lies between (a) Z= -2.05 and Z=2.05, (b) Z= -2.83 and Z = 0, and (c) Z= - 1.27 and Z=1.31. Click the icon to view a table of areas under the normal curve. (a) The area that lies between Z= -2.05 and Z= 2.05 is (Round to four decimal places as needed.)Determine the area under the standard normal curve that lies between (a) Z= - 0.41 and Z=0.41, (b) Z = -0.67 and Z = 0, and (c) Z 0.19 and Z 1.49. Click the icon to view a table of areas under the normal curve. (a) The area that lies between Z = -0.41 and Z (Round to four decimal places as needed.) 0.41 is (b) The area that lies between Z= -0.67 and Z = 0 is (Round to four decimal places as needed.) (c) The area that lies between Z 0.19 and Z 1.49 is (Round to four decimal places as needed.) Enter your answer in each of the answer boxes. Type here to search nm 17 16 5 14 13
