Answer:
use the formula speed=distance/time
distance=speed×time
and time = distance/speed
Answer:
37 minutes
Step-by-step explanation:
Answer:
240 would be your answer
Step-by-step explanation:
<span>
Based on the rules of statistics</span>
68% of the data falls within 1 standard deviation of the mean
95% of the data falls within 2 standard deviation of the mean
99% of the data falls within 3 standard deviation of the mean
20 falls between the range of -56 to 56 (from the given 95%)
Hence we accept the null hypothesis; else, if the mean falls outside the
range, we reject the null hypothesis.
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