Package 'rgsp'

Repetitive Group Sampling Plan Based on Cpk

Description

The rgsp package provides functionalities to calculate Sample Number and Average Sample Number for a Repetitive Group Sampling Plan based on Cpk as given in Aslam et al. (2013).

Author(s)

1. Muhammad Yaseen ([email protected])

2. Muhammad Aslam ([email protected])

3. Sami Ullah ([email protected])

4. Muhammad Kashif ([email protected])

References

Aslam, M., Wu, C., Jun, C., Azam, M. and Itay, N. (2013). Developing a variables repetitive group sampling plan based on process capability index Cpk with unknown mean and variance. Journal of Statistical Computation and Simulation. 83(8):1507-1517. (https://www.tandfonline.com/doi/abs/10.1080/00949655.2012.663374)

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Repetitive Group Sampling Plan Based on Cpk under asymmetric Case 1

Description

Calculates Sample Number and Average Sample Number for Repetitive Group Sampling Plan based on Cpk under asymmetric case 1 as given in Aslam et al. (2013)

Usage

## Default S3 method:
rgsp_asym1(.p1, .p2, .alpha, .beta, .nums, .rep)

Arguments

.p1	Acceptable Quality Level (AQL) Probability
.p2	Limiting Quality Level (LQL) Probability
.alpha	Producer's alpha-risk
.beta	Consumer's beta-risk
.nums	Number of samples with replacement at each iteration
.rep	Number of iterations

Value

Sample Number and Average Sample Number

Author(s)

1. Muhammad Yaseen ([email protected])

2. Muhammad Aslam ([email protected])

3. Sami Ullah ([email protected])

4. Muhammad Kashif ([email protected])

References

Aslam, M., Wu, C., Jun, C., Azam, M. and Itay, N. (2013). Developing a variables repetitive group sampling plan based on process capability index Cpk with unknown mean and variance. Journal of Statistical Computation and Simulation. 83(8):1507-1517. (https://www.tandfonline.com/doi/abs/10.1080/00949655.2012.663374)

Examples

rgsp_asym1(
    .p1     = 0.001
  , .p2     = 0.003
  , .alpha  = 0.050
  , .beta   = 0.100
  , .nums   = 10000
  , .rep    = 10 # 1000
)

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Repetitive Group Sampling Plan Based on Cpk under asymmetric Case 2

Description

Calculates Sample Number and Average Sample Number for Repetitive Group Sampling Plan based on Cpk under asymmetric case 2 as given in Aslam et al. (2013)

Usage

## Default S3 method:
rgsp_asym2(.p1, .p2, .alpha, .beta, .nums, .rep)

Arguments

.p1	Acceptable Quality Level (AQL) Probability
.p2	Limiting Quality Level (LQL) Probability
.alpha	Producer's alpha-risk
.beta	Consumer's beta-risk
.nums	Number of samples with replacement at each iteration
.rep	Number of iterations

Value

Sample Number and Average Sample Number

Author(s)

1. Muhammad Yaseen ([email protected])

2. Muhammad Aslam ([email protected])

3. Sami Ullah ([email protected])

4. Muhammad Kashif ([email protected])

References

Aslam, M., Wu, C., Jun, C., Azam, M. and Itay, N. (2013). Developing a variables repetitive group sampling plan based on process capability index Cpk with unknown mean and variance. Journal of Statistical Computation and Simulation. 83(8):1507-1517. (https://www.tandfonline.com/doi/abs/10.1080/00949655.2012.663374)

Examples

rgsp_asym2(
    .p1     = 0.001
  , .p2     = 0.003
  , .alpha  = 0.050
  , .beta   = 0.100
  , .nums   = 10000
  , .rep    = 10 # 1000
)

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Repetitive Group Sampling Plan Based on Cpk under Symmetric Case

Description

Calculates Sample Number and Average Sample Number for Repetitive Group Sampling Plan based on Cpk under symmetric case as given in Aslam et al. (2013)

Usage

## Default S3 method:
rgsp_sym(.p1, .p2, .alpha, .beta, .nums, .rep)

Arguments

.p1	Acceptable Quality Level (AQL) Probability
.p2	Limiting Quality Level (LQL) Probability
.alpha	Producer's alpha-risk
.beta	Consumer's beta-risk
.nums	Number of samples with replacement at each iteration
.rep	Number of iterations

Value

Sample Number and Average Sample Number

Author(s)

1. Muhammad Yaseen ([email protected])

2. Muhammad Aslam ([email protected])

3. Sami Ullah ([email protected])

4. Muhammad Kashif ([email protected])

References

Aslam, M., Wu, C., Jun, C., Azam, M. and Itay, N. (2013). Developing a variables repetitive group sampling plan based on process capability index Cpk with unknown mean and variance. Journal of Statistical Computation and Simulation. 83(8):1507-1517. (https://www.tandfonline.com/doi/abs/10.1080/00949655.2012.663374)

Examples

rgsp_sym(
    .p1     = 0.0010
  , .p2     = 0.0020
  , .alpha  = 0.0500
  , .beta   = 0.1000
  , .nums   = 10000
  , .rep    = 10 # 1000
)

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