Answer:
0.0000
Unusual
Step-by-step explanation:
Given that a tobacco company claims that the amount of nicotine in its cigarettes is a random variable with mean 2.2 mg and standard deviation .3 mg.
i.e. population parameters are

The approximate probability that the sample meanwould have been as high or higher than 3.1

=0.0000
Answer:
Please see attachment
Step-by-step explanation:
Please see attachment
Discussed why 2 is the answer
It is 6 feet. I hope this helps a little.