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Answer:
It travel at the rate of <u>500 miles per hour</u>.
Step-by-step explanation:
Given:
Ewans flight is scheduled to travel 1,750 miles in 3.5 hours.
Now, to find the rate it travel per hour.
Distance = 1,750 miles.
Time = 3.5 hours.
So, to get the rate we put formula:
Therefore, it travel at the rate of 500 miles per hour.
Answer: ($3.055, $3.205)
Step-by-step explanation:
Given : Significance level :
Critical value :
Sample size : n= 36
Sample mean :
Standard deviation :
The confidence interval for population mean is given by :_
Hence, the 95% confidence interval to estimate the population mean = ($3.055, $3.205)