Gina is four years younger than twice David's age. Gina is 18. How old is David?
1 answer:
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Answer:
Step-by-step explanation:
The circumference of a circle is the distance around the circle, or the perimeter. It is the product of pi and the diameter.
The diameter is the distance from one side to the other through the center. If we look at the circle given, we see the diameter must be 52 yards.
- d= 52 yd
Also, remember we are using 3.14 for pi.
= 3.14
Substitute these values into the formula.
Multiply.
The circumference of the circle is <u>163.28 yards.</u>
Answer:
a, b and c.
Step-by-step explanation:
The statistical inference may be defined as the process of using the data analysis to infer the properties of an underlying distribution for a probability.
In the context, for testing the population proportion p, the following conditions are used to verify the inference procedures so as to make the statistical inferences :
-- data that are collected by a random assignment or by a random sample.
-- sample size should be less than 10% of population size.
-- The and the
for the sample size
as well as for the hypothesis proportion,