a city doubles its size every 90 years if the population is currently 90,000, what will the population be in 270 years DUE IN FI
2 answers:
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Answer:
175
Step-by-step explanation:
The sample size n in<em> Simple Random Sampling</em> is given by
<em> where z = 1.96 is the z-score associated with a 95% confidence level ans s the standard deviation. </em>
Replacing values
So, there should be 175 chief executive officers in a sample if we want to estimate the population mean annual salary plus bonus with a margin of error of $100,000
Answer:
<u>Explanation</u>:
<u>Given:</u>
- radius: 8 m
- slant height: 18 m
<u>using this formula:</u>