Estimate the standard deviation of the process, Applied Statistics

Assignment Help:

Estimate the standard deviation of the process:

Draw the X (bar) and R charts for the data given and give your comments about the process under study. Estimate the standard deviation of the process.

Sample No.

Individual Measurement

1.

72

70

-70

64

2.

70

68

67

65

3.

68

66

65

62

4.

69

70

67

68

5.

70

68

68

66

6.

68

67

70

69

7.

68

60

66

61

8.

72

71

66

67

9.

70

69

69

66

10.

66

68

67

66

11.

72

73

67

64

12.

72

68

67

65

13.

70

67

69

63

14.

70

64

68

72

15.

74

70

67

68

 

Ques: Differentiate between :

i)   Parameter and Statistics

ii)  Target Population and Sampled Population

iii)  Stratified Random Sampling and Cluster Sampling

iv)  Multistage Sampling and Multiphase Sampling

v)  Sampling errors and Non-Sampling Errors


Related Discussions:- Estimate the standard deviation of the process

Conduct a hypothesis testing, Celia is a nurse in a geriatric ward.  She no...

Celia is a nurse in a geriatric ward.  She noticed that older persons in her care are having problems sleeping at night.  She decided to introduce non-pharmocologic ways of relaxat

Transformation of data, PCA is a linear transformation that transforms the ...

PCA is a linear transformation that transforms the data to a new coordinate system such that the greatest variance by any projection of the data comes to lie on the first coordinat

Hydraulic actuator design matrix, The range of actuator design parameters h...

The range of actuator design parameters have been provisionally assessed and are presented in Table (3). You are required to determine the following parameters: The circumfer

Determine the matrix of the transformation, Consider the linear transformat...

Consider the linear transformation (a) Find the image of (3 , -2 , 2) under T. (b) Does the vector (5, 3) belong to the range of T? (c) Determine the matrix of the transf

Confidence interval for a proportion, The quick method for a confidence int...

The quick method for a confidence interval for a proportion uses as an approximation for a 95% confidence interval.  The margin of error in this case is slightly larger tha

Sequential sampling, Sequential Sampling Under this method, a number of...

Sequential Sampling Under this method, a number of sample lots are drawn one after another from a universe depending on the results of the earlier samples. Such sampling is gen

Median for ungrouped data, If the data set contains an odd number of items,...

If the data set contains an odd number of items, the middle item of the array is the median. If there is an even number of items, the median is the average of the two items. If the

Arithmetic mean, Arithmetic Mean   The process of computing Arithmetic M...

Arithmetic Mean   The process of computing Arithmetic Mean in the case of individual observations is to take the sum of the values of the variable and then divide by the number

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd