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Posted: **Mon Nov 15, 2021 12:20 pm**

: 1 Let X N 5 22 Find The Approximate Value Using 68 95 99 7 Rule And The Exact Value Using The Standard Normal Ta 1 (30.25 KiB) Viewed 96 times

1. Let X - N(5,22). Find the approximate value (using 68-95-99.7 Rule) and the exact value (using the standard normal tables) of (a) P(XS 7). (b) P(X S3). (c) P(3 < X <9).