Which is equivalent toStartRoot 10 EndRoot Superscript three-fourths x ?
2 answers:
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Answer:
1,496 new car buyers
Step-by-step explanation:
The sample size n in Simple Random Sampling is given by
where
z = 1.645 is the critical value for a 90% confidence level (*)
p= 0.33 is the population proportion.
e = 0.02 is the margin of error
so
<em>(*)</em><em>This is a point z such that the area under the Normal curve N(0,1) inside the interval [-z, z] equals 90% = 0.9</em>
It can be obtained in Excel or OpenOffice Calc with
<em>NORMSINV(0.95)</em>
Let the distance be d
Using pythagorean theorem,
d ≈ 119
The player ran for 119 meters
Using pythagorean theorem,
d ≈ 119
The player ran for 119 meters