8. Show that the m.g.f. about the mean for a Poisson variate is exp {m (e-t-1). Obtain from this the variance of the distribution. Hence or otherwise show that the standardized Poisson variate tends to the standardized normal variate as m→→→∞.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
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8.
Show that the m.g.f. about the mean for a Poisson variate is
exp {m (e² — t − 1)}. Obtain from this the variance of the distribution. Hence
or otherwise show that the standardized Poisson variate tends to the
standardized normal variate as m→→→∞.
Transcribed Image Text:8. Show that the m.g.f. about the mean for a Poisson variate is exp {m (e² — t − 1)}. Obtain from this the variance of the distribution. Hence or otherwise show that the standardized Poisson variate tends to the standardized normal variate as m→→→∞.
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