At Harry's discount hardware everything is sold for 20 percent less than the price marked. If Harry buys tool kits for $80,what
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Answer:
4.5 or 4 1/2 miles
Step-by-step explanation:
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Answer:
Step-by-step explanation:
The confidence interval estimate for the population mean is given by :-
, where
is the sample mean and ME is the margin of error.
Given : Sample mean:
The margin of error for a 98% confidence interval estimate for the population mean using the Student's t-distribution :
Now, the confidence interval estimate for the population mean will be :-
Hence, the 98% confidence interval estimate for the population mean using the Student's t-distribution =