Research Article

On the Order Statistics of Standard Normal-Based Power Method Distributions

Table 6

Expected values of order statistics for 𝑝 1 ( 𝑍 ) = 𝑍 for 𝑛 = 6 , 7 .

𝐸 [ 𝑝 1 ( 𝑍 ) 4 6 ] = 1 5 0 𝜀 2 𝜋 5 / 2 3 0 t a n 1 ( 1 / 2 ) 𝜋 3 / 2 + 1 5 0 t a n 1 ( 1 / 2 ) 2 𝜋 5 / 2 = 0 . 2 0 1 5 4 6 8 3
𝐸 [ 𝑝 1 ( 𝑍 ) 5 6 ] = 1 5 2 𝜋 7 5 𝜀 2 𝜋 5 / 2 + 6 0 t a n 1 ( 1 / 2 ) 𝜋 3 / 2 7 5 t a n 1 ( 1 / 2 ) 2 𝜋 5 / 2 = 0 . 6 4 1 7 7 5 0 3
𝐸 [ 𝑝 1 ( 𝑍 ) 6 6 ] = 1 5 2 𝜋 + 1 5 𝜀 2 𝜋 5 / 2 3 0 t a n 1 ( 1 / 2 ) 𝜋 3 / 2 + 1 5 t a n 1 ( 1 / 2 ) 2 𝜋 5 / 2 = 1 . 2 6 7 2 0 6 3 6
𝐸 [ 𝑝 1 ( 𝑍 ) 4 7 ] = 0
𝐸 [ 𝑝 1 ( 𝑍 ) 5 7 ] = 5 2 5 𝜀 2 2 𝜋 5 / 2 1 0 5 t a n 1 ( 1 / 2 ) 2 𝜋 3 / 2 + 5 2 5 t a n 1 ( 1 / 2 ) 2 2 𝜋 5 / 2 = 0 . 3 5 2 7 0 6 9 5
𝐸 [ 𝑝 1 ( 𝑍 ) 6 7 ] = 2 1 2 𝜋 2 1 0 𝜀 2 𝜋 5 / 2 + 1 0 5 t a n 1 ( 1 / 2 ) 𝜋 3 / 2 2 1 0 t a n 1 ( 1 / 2 ) 2 𝜋 5 / 2 = 0 . 7 5 7 3 7 4 2 7
𝐸 [ 𝑝 1 ( 𝑍 ) 7 7 ] = 2 1 2 𝜋 + 1 0 5 𝜀 2 2 𝜋 5 / 2 1 0 5 t a n 1 ( 1 / 2 ) 2 𝜋 3 / 2 + 1 0 5 t a n 1 ( 1 / 2 ) 2 2 𝜋 5 / 2 = 1 . 3 5 2 1 7 8 3 7