To answer this specific
problem:
A
sample size of 5 for which the sample mean is 20 and the sample
median is 15 would be 9, 12, 15, 25, and 39. I am hoping that this answer has
satisfied your query and it will be able to help you in your endeavor, and if
you would like, feel free to ask another question.
How much money will you have saved by
the end of December will be $54
Since you increase each monthly deposit by $4
Hence, June to December will give us 6 months
Now let determine How much money will you have saved by the end of December
December ending Amount saved= $30 +($4 × 6 months)
December ending Amount saved= $30 +$24
December ending Amount saved= $54
Inconclusion How much money will you have saved by the end of December will be $54
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I think the answer to the questions is letter
C i could be wrong so sorry
<span>The identity element when applied does not change the other elements hence in multiplication 1x7=7 and 1x5=5 the elements 5 and 7 do not change for addition its 0 such as 0+10=10.
</span><span>Identity for multiplication is 1, for addition its 0</span>