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6- 2 HW @ Suppose x ~ N ( 60, 5). Write the exel function to find the X values associated with the following percentages

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6- 2 HW @ Suppose x ~ N ( 60, 5). Write the exel function to find the X values associated with the following percentages : a highest 13 percent, = NORNG . IN V ( 0 - 81, 60, 5) ( 2) I NORM . INV (81, 60, 5 ( 3] = NORM . INV ( 0 . 87 , 60, 5 ) (b) Middle 56 percent 10 rupper = NORM. INV ( 0-22 60, 5 ), lower = NormINV ( 087, 60,5 20 rupper = NORM . INV (0 87, 60, 5), lower = NORMS . INV ( 0 - 22, 60, 5 ) upper = NORM - INV (0. 78 , 60, 5 ), flower= NORM - INV ( 0- 22, 60 )5 ) 9 Lowest 31 percent 1 = NORM . INV (0- 69, 60, 5 = NORM . INV ( 0- 31 ) 60,5 B) = NORM. INV ( 0 . 31, 60, 5 )

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