Area enclosed in radians =$\pi r^2$
so area enclosed in $\theta$ radians=$\theta \times \frac{\pi r^2}{2\pi}= \frac{1}2\theta r^2$
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If 210 people chose football as their favorite sport and that is 42% how many people were surveyed
1 answer:
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Answer:
John's standard z-score is 2.383
Step-by-step explanation:
We are given the following in the question:
Population mean, μ = $810
John's rent = $1370
Population standard deviation, σ = $235
Formula:
Putting all the values, we have
John's standard z-score is 2.383