The range of the function is A
Answer: The required value would be 0.000013.
Step-by-step explanation:
Since we have given that
0.001 % of 
As we know that
To remove the % sign we should divide it by 100.
Mathematically, it would be expressed as

Hence, the required value would be 0.000013.
Answer:
Tangent segment ? I think. I don't know for sure because of the way you wrote the question- I got a bit confused.
Answer:
The statement which could explain the effect of confounding is:
Because the weather was generally better this year compared to last year, the attendance may have increased.
Step-by-step explanation:
A confounding variable has some effect on the dependent variable. Confounding variables are the variable(s) that are additional to the independent and dependent variables in an experiment. Since the presence of confounding variables affect the variables being studied so that the results do not reflect the actual relationship, it is best to exclude or control them through randomization, restriction, and matching.