In: Statistics and Probability
Google tells you the average cat’s weight is 45 lb. You want to test it.
1 What is hypotheses? (in math terms and words)
2 Let alpha level to be 0.01. Conduct a hypothesis test (H0, p value, conclusion).
| 
 A (cat numbers)  | 
 300  | 
| 
 B (average weight)  | 
 38  | 
| 
 C (sample standard deviation)  | 
 7  | 
3 If someone tests if average weight > 45 lb. What is the hypotheses and conclusions (on same data)?