Examlex
You have been having trouble with acid indigestion recently.You buy some milk of magnesia,an antacid,from the drug store to relieve your indigestion.Milk of magnesia is a mixture of magnesium hydroxide in water.What makes milk of magnesia a good antacid? If you could chemically analyze your stomach fluids,what would you find before and after taking the antacid?
Two-way Classification
A method of organizing data that involves two independent variables to understand the relationship between them and their impact on a dependent variable.
Chi-square Technique
A statistical method used to assess the differences between observed frequencies and expected frequencies in one or more categories.
Qualitative Variables
Variables that describe or categorize attributes or characteristics of a sample or population, without implying any order or numerical value for comparison.
Goodness-of-fit-test
A statistical test used to determine how well sample data fit a distribution from a population with a normal distribution.
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