I report if u guess. A 98% confidence interval for a proportion is found to be (0.32, 0.38). What is the sample proportion?
1 answer:
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Step-by-step explanation:
Identity the variable:
Initial Velocity is 35.
Initial Height is 204
Final Height is 0.
What looking for the time.
So we have
Use Quadratic Formula,
A is -16, B is 35 , C is 204.
So we have
The positve solution is
So the answer is 4.83 seconds
Well, if you look at the picture, the "radius" is 1/4, so r = 1/4.
