Table 3 ARL values for the parametric values \(\theta = 2.0\), \(\lambda = 2.0\) and n = 15 under truncated life test.

From: A time truncated attribute control chart to monitor urgent physiological investigations turnaround times

\(ARL_{0}\)

200

250

300

370

500

\(l\)

2.891

2.957

2.937

3.029

3.158

\(a\)

0.8678

0.7907

0.9531

0.9807

0.8309

\(s\)

\(ARL_{1}\)

\(ARL_{1}\)

\(ARL_{1}\)

\(ARL_{1}\)

\(ARL_{1}\)

0.10

1.00

1.00

1.00

1.00

1.00

0.20

1.00

1.00

1.00

1.00

1.00

0.30

1.00

1.00

1.00

1.00

1.00

0.40

1.02

1.02

1.03

1.08

1.04

0.50

1.23

1.23

1.26

1.53

1.35

0.60

2.14

2.17

2.17

3.24

2.66

0.70

5.47

5.67

5.47

10.01

7.82

0.80

18.73

19.63

18.44

40.76

30.50

0.85

37.24

39.13

36.65

87.97

64.51

0.90

75.18

79.46

75.43

189.09

139.37

0.95

141.59

155.38

156.58

342.80

291.84

1.00

200.04

250.05

300.15

370.09

500.32

1.05

176.79

196.70

239.22

239.59

436.19

1.10

116.80

167.60

224.23

133.94

376.86

1.15

72.73

128.56

213.59

76.80

231.31

1.20

46.57

83.55

134.14

46.74

143.04

1.30

21.91

39.40

54.00

20.55

62.27

1.40

12.13

21.58

26.09

10.89

31.98

1.50

7.62

13.30

14.62

6.64

18.70

1.60

5.27

8.99

9.19

4.51

12.09

1.70

3.92

6.53

6.32

3.33

8.45

1.80

3.09

5.01

4.66

2.62

6.29

1.90

2.55

4.02

3.63

2.17

4.91

2.00

2.18

3.35

2.96

1.86

4.00

2.50

1.39

1.88

1.62

1.24

2.08

3.00

1.16

1.44

1.26

1.09

1.53

3.50

1.08

1.25

1.12

1.03

1.29

4.00

1.04

1.15

1.06

1.01

1.18