In a large city, the heights of 10-year-old children are approximately normally distributed with a mean of 53.7 inches and stand
1 answer:
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Answer:
Step-by-step explanation:
Let the distance be and the time be
.
It was given that the distance, , varies directly as the square of the time
, we write the proportional relation,
.
, where
is the constant of variation.
It was also given that, , when
.
Now the equation of variation becomes;
When, ,
The object will travel 301865 feet in 55 seconds.
Answer:
0.0001% probability that a randomly selected person in the United States will be struck by lightning this year
Step-by-step explanation:
A probability is the number of desired outcomes divided by the number of total outcomes.
Desired outcomes:
304 hit by lightning, so
Total outcomes:
300,000,000 total people, so
Probability:
0.0001% probability that a randomly selected person in the United States will be struck by lightning this year