Table 2.

The ${\mathit{ARL}}_{1HND}\text{and}{\mathit{ASS}}_{1HND}$ values of proposed CC using HND using $r_{\mathit{oHND}}=370$.

	$n=20$		$n=30$
Control limits$\to$	${\mathit{UCL}}_1=$ 12.953 ${\mathit{LCL}}_1=7.347$	${\mathit{UCL}}_2=$ 12.328 ${\mathit{LCL}}_2=7.973$	${\mathit{UCL}}_1=$ 19.6406 ${\mathit{LCL}}_1=11.565$	${\mathit{UCL}}_2=$ 19.2127 ${\mathit{LCL}}_2=$ 11.9937
Control coefficient $\to$	$W_1=$ 1.2538	$W_2=$ 0.9740	$W_1=1.4754$	$W_2=1.3191$
Truncated constant $\to$	$q=$ 0.8602		$q=$ 0.7561

$c$	${\mathit{ARL}}_{1HND}$	${\mathit{ASS}}_{1HND}$	${\mathit{ARL}}_{1HND}$	${\mathit{ASS}}_{1HND}$
1	373.85	24.84	376.80	33.46
0.97	42.83	24.88	71.90	33.61
0.95	23.98	24.91	40.42	33.75
0.93	15.60	24.94	25.80	33.92
0.90	9.43	24.97	14.94	34.22
0.85	5.00	24.95	7.24	34.76
0.80	3.08	24.72	4.04	35.15
0.70	2.11	24.21	2.52	35.12
0.60	1.58	23.38	1.75	34.45
0.50	1.13	21.36	1.14	31.83
0.10	1.01	20.19	1.01	30.20