Add. 2x+2/x^2+x + 3x+3/x^2+x Answer Choices: A 5/x B 5x/x+1 C 10/x^2 D 5/x+1
1 answer:
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Answer:
The sample size will be "". A further explanation is given below.
Step-by-step explanation:
Let the sample size will be:
= n
The given values are:
Standard deviation,
= 1.4
ME,
= 0.3
As we know,
⇒
On putting the estimated values, we get
⇒
⇒
⇒