Answer:14
Step-by-step explanation:
Answer:
710
Step-by-step explanation:
Answer:
The minimum sample size required to construct a 95% confidence interval for the population mean is 65.
Step-by-step explanation:
We are given the following in the question:
Population standard deviation,

We need to construct a 95% confidence interval such that the estimate is within 0.75 milligrams of the population mean.
Thus, the margin of error must me 0.75
Formula for margin of error:


Putting values, we get,

Thus, the minimum sample size required to construct a 95% confidence interval for the population mean is 65.
90% of the milkshakes had whipped cream because 90/100 as a percentage is 90%
Answer:
20
Step-by-step explanation:
260/13=20
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