8in. x 15in. 1/2 vdwvw
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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
Pounds of beef and potatoes are in ratio or proportion of .
<u>Step-by-step explanation:</u>
Correct Question: A recipe for beef stew calls for 1 pound of beef and 3 potatoes. The recipe is doubled to include 2 pounds of beef and 6 potatoes. Which proportion represents the situation?
We have , A recipe for beef stew calls for 1 pound of beef and 3 potatoes , i.e.
Number of beef stew calls = 1
Number of potatoes = 3
Now , The recipe is doubled to include 2 pounds of beef and 6 potatoes i.e. for every 2 pounds of beef we have 6 potatoes
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Therefore , Pounds of beef and potatoes are in ratio or proportion of .