Using the video above! @ Time stamp (to solve 1-3 use the mean and standard deviation mentioned in the video) 1) * 6:34 The speaker converts x=250 to z=1.67 using the z-score formula. Using the z-table in back of book he determines P(X>250) = .0475. If you used the NORMALCDF(?,?,?,?) what would your answer be taken 5 decimal places (the answer is slightly different)? – Essay Help
Using the video above! @ Time stamp (to solve 1-3 use the mean and standard deviation mentioned in the video) 1) * 6:34 The speaker converts x=250 to z=1.67 using the z-score formula. Using the z-table in back of book he determines P(X>250) = .0475. If you used the NORMALCDF(?,?,?,?) what would your answer be taken 5 decimal places (the answer is slightly different)?