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Table 5 The plan parameter when \(\tilde{\alpha }=0.10;\beta =3\) and a = 0.5

From: Inspection plan for COVID-19 patients for Weibull distribution using repetitive sampling under indeterminacy

\(\tilde{\beta }\)

\(\frac{\mu_N}{\mu_{0N}}\)

IU=0.00

IU=0.02

IU=0.04

IU=0.05

n

c1

c2

ASN

n

c1

c2

ASN

n

c1

c2

ASN

n

c1

c2

ASN

0.25

1.1

292

19

25

517.61

245

17

23

458.13

277

22

27

429.66

267

22

27

414.40

0.25

1.2

85

4

7

146.81

91

5

8

149.65

73

4

7

126.55

70

4

7

122.04

0.25

1.3

30

0

3

94.07

51

2

4

78.45

46

2

4

72.19

44

2

4

69.43

0.25

1.4

25

0

2

53.46

46

2

3

56.55

42

2

3

51.90

21

0

2

44.60

0.25

1.5

35

1

2

45.38

35

1

2

44.23

30

1

2

38.96

30

1

2

38.48

0.25

1.8

20

0

1

29.15

21

0

1

29.19

17

0

1

24.90

27

1

1

27.00

0.25

2.0

20

0

1

29.15

20

0

1

28.34

18

0

1

25.81

17

0

1

24.57

0.10

1.1

403

25

34

759.91

443

31

39

701.00

399

30

38

642.41

385

30

38

617.97

0.10

1.2

123

5

10

235.19

149

8

12

218.34

138

8

12

202.77

133

8

12

195.45

0.10

1.3

111

5

7

135.49

55

1

5

128.82

74

3

6

111.25

50

1

5

113.77

0.10

1.4

38

0

3

86.02

34

0

3

80.99

58

2

4

76.59

56

2

4

73.83

0.10

1.5

63

2

3

71.39

47

1

3

67.15

45

1

3

62.66

41

1

3

59.74

0.10

1.8

47

1

2

54.83

43

1

2

50.37

41

1

2

47.54

27

0

2

45.89

0.10

2.0

32

0

1

38.68

31

0

1

36.81

28

0

1

33.57

24

0

1

30.13

0.05

1.1

494

30

41

890.71

470

31

42

834.52

412

29

40

764.15

432

32

43

751.53

0.05

1.2

190

9

14

274.71

139

6

12

257.00

128

6

12

241.07

157

9

14

227.78

0.05

1.3

100

3

7

153.78

110

4

8

154.20

69

2

6

123.22

82

3

7

127.89

0.05

1.4

61

1

4

96.63

56

1

4

89.64

52

1

4

83.11

70

2

5

92.28

0.05

1.5

44

0

3

81.11

43

0

3

73.85

37

0

3

70.19

38

0

3

66.19

0.05

1.8

41

0

2

57.27

36

0

2

52.46

34

0

2

48.78

33

0

2

47.05

0.05

2.0

36

0

1

41.67

34

0

1

39.07

32

0

1

36.56

30

0

1

34.59

0.01

1.1

0.01

1.2

241

10

18

356.05

223

10

18

330.00

222

11

19

312.30

185

9

17

289.40

0.01

1.3

155

5

10

197.70

116

3

9

182.40

133

5

10

169.60

104

3

9

162.40

0.01

1.4

100

2

6

130.80

92

2

6

121.10

74

1

6

120.80

82

2

6

108.20

0.01

1.5

61

0

4

100.60

56

0

4

93.47

52

0

4

86.59

50

0

4

83.51

0.01

1.8

54

0

2

62.97

53

0

3

72.01

51

0

3

66.94

46

0

3

64.22

0.01

2.0

54

0

2

62.97

52

0

2

59.44

49

0

2

55.56

45

0

2

52.19

  1. Here hyphens (−) indicates that the parameters cannot be found to satisfy conditions