Hypothesis testing about population mean Part 1

Hypothesis testing about population mean Part 1 -...

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Hypothesis testing

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Bestea Bottlers One of the most common applications of hypothesis testing of the mean is the quality control problem of assessing whether or not the underlying population mean is on “target”. Consider the case of Bestea Bottlers. One of Bestea’s most popular product is the 500 milliliters (ml) bottle of raspberry-flavored green tea. There is some variation from bottle to bottle
Bestea Bottlers Is the sample mean too high or too low compared to the desired level? If the sample mean is too high or too low, the process needs to be adjusted

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Fundamentals of Hypothesis testing
The Null & the Alternative Hypotheses This is what you want to prove

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The Null & the Alternative Hypotheses
The Null & the Alternative Hypotheses

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The Critical Value of the Test Statistic
The Critical Value of the Test Statistic

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The Critical Value of the Test Statistic We can calculate this probability by determining the sampling distribution for the sample statistic of interest and the computing the particular test statistic based on the given sample result
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• Spring '14
• Vidovic
• Economics, Null hypothesis, Hypothesis testing, Statistical hypothesis testing, α, Bestea Bottlers

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