Answer: B
<u>Step-by-step explanation:</u>
There are 26 letters in the alphabet. D is the 4th letter, so there are 26 - 4 = 22 letters after D.
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true or false: one way to find how many feet the level increases in 30 minutes is to multiply 1/2 by 2/3
2 answers:
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Answer:
atleast 385
Step-by-step explanation:
Given that an electrical power company is looking to expand into a new market. Before they commit to supplying the new area with electricity, they would like know the mean daily power usage for homes there.
Population std deviation =
Sample size =
STd error of sample mean =
Margin of error for 95% would be Critical value ( std error)
Here since population std dev is known we can use Z critical value= 1.96
Sample size should be atleast 385
It takes 48 hours if 12 people built the same wall.
Please see the attached picture for full solution
Hope it helps
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