a variable is normally distributed with mean 22 and standard deviation 7. use your graphing calculator to find each of the following areas. write your answers in decimal form. round to the nearest thousandth as needed. a) find the area to the left of 25. 0.274 incorrect b) find the area to the left of 17. 0.159 incorrect c) find the area to the right of 22. 0.788 incorrect d) find the area to the right of 27. 0.055 incorrect e) find the area between 17 and 30.
