Simplify. 2xy + 8 + 6xy +2 - 4xy =
1 answer:
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Answer:
? = 56.
Step-by-step explanation:
In the problem, the side 20 corresponds to side 32 and side 20 + 35 corresponds to side 32 + ?.
? + 32 = 8 * 11
? + 32 = 88
? = 56.
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Answer:
The standard error of mean = 10
Step-by-step explanation:
Given a simple sample of 144 observations was taken from a large population.
The size of large sample 'n' = 144
Given sample mean and the standard deviation were determined to be 1234 and 120 respectively.
Given standard deviation of sample (S) = 120
The standard error of mean is determined by
<u>Final answer</u>:-
The standard error of mean = 10