Question: Test the following hypotheses and interpret your results. Show all work, including formulas.

1. Hypothesis: Mean: = 6.5.
   From the sample findings:
   Mean: 8.2. Standard Deviation: 3.3, n: 820
   Confidence Level: 95%
   What do you conclude?
   --What do you conclude?
2. Hypothesis: Percent: = 74%
   From the sample findings: p = 90, Standard Deviation: unknown n = 950
   Confidence Level: 99%
   --What do you conclude?
3. Hypothesis: Mean = 110

From the sample findings: Mean: 110, Standard Deviation =12, n= 400

Confidence Level: 95%

--What do you conclude?

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