Question

1. The goal for the size of the Santa on a Christmas Santa cup is 3.5 cm (T) with an acceptable tolerance of ± 0.9 cm. The grand mean of the size of the Santa from the samples that were taken is 3.4 cm (m) and the standard deviation is 0.28 cm. What is C_Pk? (rounded to three decimals)

0.952 0.705 0.800 0.000 1.500

2. The goal for the size of the Santa on a Christmas Santa cup is 3.5 cm with an acceptable tolerance of ± 0.9 cm. The grand mean of the size of the Santa from the samples that were taken is 3.4 cm and the standard deviation is 0.28 cm. What is C_P? (rounded to three decimals)

0.071 0.007 0.700 1.000 0.701

3. A control chart that is constructed using a proportion is called a/an…

x̄ chart R-chart p-chart s-chart None of the above

Answer 1

1)

	3.5	0.9
LCL	2.6
UCL	4.4
CpU	1.190476
CpL	0.952381
CpK	0.952381

Cpk = 0.952

2)

Cp

1.071429

3)

In statistical quality control, the p-chart is a type of control chart used to monitor the proportion of nonconforming units in a sample, where the sample proportion nonconforming is defined as the ratio of the number of nonconforming units to the sample size

p-chart