Neil's Ice Creamery sold 50 sundaes last week. There were nuts on 22 of the sundaes. What is the ratio of the number of sundaes
1 answer:
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we are given
A woman walks due east on the deck of a ship at 4 mi/h.
the ship is moving south at a speed of 24 mi/h
so, firstly, we will draw diagram
so, we have
now, we can use Pythagoras theorem
now, we can plug values
and we get
so,
the speed of the woman relative to the surface of the water is 24.33 mi/h .......Answer
Answer:
Step-by-step explanation:
Given : Sample size :
Sample mean :
Standard deviation :
Significance level :
Critical value :
Formula to find the confidence interval for population mean :-
Hence, a 95% confidence interval for the population mean =