Math Problem Statement
نمونهه الزم بهرای 1/4 درصدی برابر 95 اگر طول فاصله اطمینان 65 /2 ای با واریانس در جامعه - 86
برآورد میانگین جامعه چقدر خواهد بود؟ )راهنمایی:
Solution
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Math Problem Analysis
Mathematical Concepts
Confidence Interval
Sample Mean
Population Mean
Variance
Formulas
Confidence Interval formula
Standard deviation formula
Sample size determination formula
Theorems
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Suitable Grade Level
Advanced
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