What level of measurement do Wilcoxon and KW require? |
When is a parametric test used? |
What is the Kruskal-Wallace (KW) test? |
What is the Wilcoxon test? |
What is the sign test? Level of measurement? |
Be able to identify the null hypothesis. |
Nonparametric tests require / do not require? |
When is the Spearman's correlation used? |
Know how to reject the null or fail to reject the null at the.05 level. |
What is the KW test used for? |
Requirements of the KW test? |
Know how to assign ranks to a set of data. |
For Wilcoxon - calculate the sum of ranks from a table. (Datawill be provided) |
What did Deming do? |
What is Six Sigma? |
How common is chance the cause of variation? |
What are Pareto charts? |
What are control charts? |
What do the UCL and LCL of a chart do? |
What is an attribute? |
What is the purpose of a c bar chart? |
What is acceptance sampling and what is the acceptancenumber? |
Look at a defect chart and determine the UCL & LCL? (Data isprovided in a table and you must answer questions asking if salesetc. a certain percentage are higher/lower.) |
Remember that the normal distribution is used for samples. |
Given the number of items & the defects determine theaccept/probability. |
What is assignable variation? |
What is a fishbone diagram? |
What is a percent defective chart? |
What is the % of the sample within 3 standard deviations? |
What is statistical decision theory? |
What is an alternative act? An event? An expected monetaryvalue? |
What do we mean when we say consequence or payoff? |
What is the Maximin strategy? (Be able to define the differencesbetween these and know who uses them) |
What is the Maximax strategy? |
What is a decision tree? |
Does a decision maker control the act? |
Does a payoff table = opportunity loss table? |
What is the most optimistic of strategies? |
In a decision-making strategy - what cannot be controlled? |
Applying probabilities to a payoff table results in? |
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