ANSWER:
INFERENTIAL STATISTICS
STEP-STEP-BY EXPLANATION:
Inferential statistics are mathematical tools for estimating how likely it is that a statistical result based on data from a random sample is representative of the population from which the sample is assumed to have been selected.
It can make inferences from data to more general conditions like
* estimate the degree of confidence that can be placed in generalizations from a sample to the population from which the sample was drawn. (generalize your sample to a larger population)
Answer:
what's the question?
Step-by-step explanation:

Simply

Yes it shows the additional charge
What is 40/100 as a decimal?
To write 40/100 as a decimal you have to divide numerator by the denominator of the fraction.
We divide now 40 by 100 what we write down as 40/100 and we get 0.4
And finally we have:
40/100 as a decimal equals <span>0.4</span>