Open up the data in the class StatCrunch Group: Singer Heights Data (in inches) Heights of singers in the NY Choral Society in 1979. Self-report, to the nearest inch. Voice parts in order from highest pitch to lowest pitch are Soprano, Alto, Tenor, Bass. We wish to see if the singers are all the same height on average. Find the test statistic using the appropriate test. Go four decimal places how do i do this on statcrunch