Write the null hypothesis and the alternative hypothesis
The net weight of a packet of a snack brand is 130 g. A sample of 80 pockets yielded a sample mean weight of 112 g with a standard deviation of 15 g.
In words,
[tex]H_{0}[/tex]:_____________________________________
[tex]H_{a}[/tex]:______________________________________
In symbols,
[tex]H_{0}[/tex]:__________
[tex]H_{a}[/tex]:___________
The net weight of a packet of a snack brand is 130 g. A sample of 80 pockets yielded a sample mean weight of 112 g with a standard deviation of 15 g.
In words,
[tex]H_{0}[/tex]:_____________________________________
[tex]H_{a}[/tex]:______________________________________
In symbols,
[tex]H_{0}[/tex]:__________
[tex]H_{a}[/tex]:___________
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Answer:
-7. The net weight of a packet of a snack is 130 g. A sample of 80 packets yielded a sample mean
weight of 112 g with a standard deviation of 15 g. What is the null hypothesis of the problem?
D. Ho: H=130.