For an SRS {Y: 3;=, from the normal distribution. 7/2/2 (Y-M) ² fy (yiu, 0²) - e √22√62 Show that the sample mean I is a sufficient estimator,

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3 For an SRS {Y: 3;=, from the normal distribution
fy (y;u, 0²) =
==// (Y-M) ²
2,
▷
√rvoze
Show that the sample mean I is a sufficient estimator,
Transcribed Image Text:3 For an SRS {Y: 3;=, from the normal distribution fy (y;u, 0²) = ==// (Y-M) ² 2, ▷ √rvoze Show that the sample mean I is a sufficient estimator,
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