Answer:

Step-by-step explanation:



Answer:
2.75 dollars
Step-by-step explanation:
4-1.25=2.75
An implication of p→ q, its contrapositive will be:
Not q→ Not p:
In our example the implication p→ q is p>q and is contrapositive is:
Not q > Not p
The critical values for a 90% confidence interval are approximately

, so the confidence interval in this case is roughly