# SOLUTION: HI , PLS REPLY HOW TO USE EXCEL function to find std deviation for following; mean life of both tyres is 50000 miles, two types of tyres prob of exceeding 40000 miles is as foll

Algebra ->  Algebra  -> Probability-and-statistics -> SOLUTION: HI , PLS REPLY HOW TO USE EXCEL function to find std deviation for following; mean life of both tyres is 50000 miles, two types of tyres prob of exceeding 40000 miles is as foll      Log On

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 Question 279182: HI , PLS REPLY HOW TO USE EXCEL function to find std deviation for following; mean life of both tyres is 50000 miles, two types of tyres prob of exceeding 40000 miles is as follows: All Weather High Performance Total Exceeds 40,000 miles 0.70 0.23 0.93 Does not Exceed 0.03 0.04 0.07 Total 0.73 0.27 1.00 also if the company wants to ensure that 95% of tyres exceed 40000 mile what should it set the warrantee on both kinds of tyres? pls reply imeediately. it should use normsdist, normsinv and standardize but how to use. regards, chanchal.arora1@gmail.comAnswer by stanbon(57307)   (Show Source): You can put this solution on YOUR website!http://www.gifted.uconn.edu/siegle/research/Normal/stdexcel.htm --- This site shows you how. Cheers, Stan H.