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Date: 13-4-2021
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Date: 5-5-2021
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Date: 8-3-2021
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Let and be the observed mean and variance of a sample of drawn from a normal universe with unknown mean and let and be the observed mean and variance of a sample of drawn from a normal universe with unknown mean . Assume the two universes have a common variance , and define
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Then
(4) |
is distributed as Student's t-distribution with .
REFERENCES:
Kenney, J. F. and Keeping, E. S. Mathematics of Statistics, Pt. 2, 2nd ed. Princeton, NJ: Van Nostrand, p. 186, 1951.
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علامات بسيطة في جسدك قد تنذر بمرض "قاتل"
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أول صور ثلاثية الأبعاد للغدة الزعترية البشرية
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مكتبة أمّ البنين النسويّة تصدر العدد 212 من مجلّة رياض الزهراء (عليها السلام)
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