IET 3339, Basic Statistics

Assignment Help:
1. If each sample taken has 500 units, and the average proportion nonconforming is 0.034, what is the upper and lower control limits for the p-chart?

2. If you sample 450 parts per day from a daily production of 12,000 parts, what is the upper and lower control limits of an np chart if the average percentage of good parts is 97.5%?

3. If you inspect 50 automobile windshields and find 266 nonconformities, determine the upper and lower control limits for the c-charts.

Chapter 9

4. If c = 4, determine the sampling plan that will provide the Producer’s Risk protection based on a process avererage of 1.1% nonconforming, and assurance that the lot will be rejected 5% of the time.
C = 4 n = _____

5. If c = 2, determine the sampling plan that will provide Consumer’s Risk protection based on a process average of 2.8% nonconforming, and assurance the lot will be accepted 10% of the time.
C=2 n= _____


Related Discussions:- IET 3339

Correlation and regression, The square of the sample correlation coefficien...

The square of the sample correlation coefficient is typically denoted r2 and called the coefficient of determination. It estimates the fraction of the variance in Y that is explain

Time series, discuss the nature and causes of the components of an economic...

discuss the nature and causes of the components of an economic time series?

Sigma notation, Given the following pairs of random variables and comput...

Given the following pairs of random variables and compute the following sums. (NB: show your working table). 3 -7 2 10 6 11 10 12 15 14 (b) (c) (d) ?¦?2y

Determine the approximate vertical reactions, 1. Use the portal method to d...

1. Use the portal method to determine the approximate vertical reactions. Circles represent pinned connections. 2. A steel 2" x 3" rectangular bar is 9' long (E = 29,000ksi

Feature of accounting transaction, Classification feature of Accounting Tra...

Classification feature of Accounting Transaction. Under the classification accountant posts the entries into their respective ledgers in the Accounts Books. Every Account entry

Statistics for management, characteristics of statistics and any two applic...

characteristics of statistics and any two application of statistics

Mean - median and frequencies, Put the appropriate summary statistics, e.g....

Put the appropriate summary statistics, e.g. mean, median, frequencies, percentages, for the different variables into a table to make them concise. You can see examples of consise

Calculate the probability of coin, Q1. If you throw a coin 5 times, what is...

Q1. If you throw a coin 5 times, what is the probability of: - throwing 5 heads - throwing 4 tails - throwing 3 heads and 2 tails Q2. Construct a tree diagram to verify your ans

Permutation and combination, How many different starting lineups of 5 baske...

How many different starting lineups of 5 basketball players can be chosen from a squad of 13 players?

HYPOTHESIS, HOW TO FIND NULL HYPOTHESIS

HOW TO FIND NULL HYPOTHESIS

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