29. What is the minimum sample size required to estimate a population mean with 90% confidence when the desired margin o

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29 What Is The Minimum Sample Size Required To Estimate A Population Mean With 90 Confidence When The Desired Margin O 1 (45.17 KiB) Viewed 15 times

29. What is the minimum sample size required to estimate a population mean with 90% confidence when the desired margin of error is E = 3? The population standard deviation is known to be 23.56. A. 120 B. 167 C. 211 D. 522 Saiz sampel minimum n yang diperlukan untuk menganggar min populasi dengan keyakinan 90% dan margin ralat diingini 3 didapati berjumlah 211. Manakah berikut adalah nilai anggaran sisihan piawai populasi? A. 18.7350 B. 22.2334 C. 26.4909 D. 33.9918 The minimum sample size n required to estimate a population mean with 90% confidence and the desired margin of error 3 was found to be 211. Which of the following is the approximate value of the population standard deviation? A 18.7350 B. 22.2334 C 26.4909 D. 33.9918