simi bought a study table for $9000 she sold it at a profit of 20 percent how much profit did she make? what is the selling pric
1 answer:
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Answer:
(a)
(b)
B. The sample is too small to make judgments about skewness or symmetry.
Step-by-step explanation:
Given:
Solving (a):
First, calculate the difference between the recorded TBBMC for both operators:
The last row which represents the difference between 1 and 2 is calculated using absolute values. So, no negative entry is recorded.
The mean is then calculated as:
Next, calculate the standard deviation (s).
This is calculated using:
So, we have
Solving (b):
Of the given options (A - E), option B is correct because the sample is actually too small