Using the Distributions tool, find the Z-score boundaries that divide a normal distribution as described in each of the following. Find the closest z-scores the tool allows and type them in using two decimal places.d Study Toolstionsaccess Tipsccess TipsStandard Normal DistributionIbackMean00Standard Deviation 1050002500-2500-1.00.01.0-0.67450.6745The middle 20% from the 80% in the tails:Z