A train departs from New York City and travels toward Chicago traveling at an average speed of 75 miles per hour. What best desc
ribes the train's distance from Chicago as time increases?
2 answers:
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Answer:
The correct answer is "(18, 30) minutes".
Step-by-step explanation:
Mean,
= 24
Standard deviation,
= 2
The range of minutes where 99.7% of individuals completed the quiz will be:
=
On substituting the values, we get
=
=
now,
=
=
Or,
=
=
i.e., 18 to 30 minutes