Answer:
Step-by-step explanation:
We can add a line to create a triangle and a rectangle. The triangle will have side lengths 10 and 6. Furthermore, it will be a right triangle, meaning we can apply the Pythagorean Theorem to find x, the hypotenuse.
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Answer:
Step-by-step explanation:
From the given data;
Suppose the level of significance
∴
This shows that 99% of the area under the standard normal curve falls within 2.576 S.D of the mean.
(a)
Using the knowledge of M.O.E (margin of error); we can make "n" the subject and have a derived formula:
(b)
Suppose 53% of the adult are involved since it is not given, Then:
(c)
Here; we realize that the additional information brings about a change by <u>less than</u> 10%. Hence, the additional information had <u>NO significant change </u> in the required sample.