Test the claim that mean weight of columbia river salmon

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Reference no: EM132029476

Assume that the weights of salmon in the Columbia River are normally distributed. You randomly catch and weigh 20 salmon. The mean weight from your sample is x ¯ = 25.2 pounds with a standard deviation of s = 4.5 pounds. Test the claim that the mean weight of Columbia River salmon is greater than 23 pounds. Use a α = 0.10 significance level. 

Question: What hypothesis test should you use for this problem?

1. Mean-1 Sample 

2. Mean-2 Samples, Dependent 

3. Mean-2 Samples, Independent

4. Proportion-1 Sample 

5. Proportion-2 Samples

Reference no: EM132029476

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