Q3) Eighty-four student (67 from moming and 17 from evening) in second stage of electronic branch have a mean degree in statistic and probability is 20 and standard deviation is 0.2. Find the probability of random sample of 8 student (5 from morning and 3 from evening) chosen from Eighty-four student will have a combined mean degree more than 21.

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
icon
Related questions
Question
i need the answer quickly
Q3) Eighty-four student (67 from moming and 17 from evening) in second stage of
electronic branch have a mean degree in statistic and probability is 20 and standard
deviation is 0.2. Find the probability of random sample of 8 student (5 from morning
and 3 from evening) chosen from Eighty-four student will have a combined mean
degree more than 21.
Transcribed Image Text:Q3) Eighty-four student (67 from moming and 17 from evening) in second stage of electronic branch have a mean degree in statistic and probability is 20 and standard deviation is 0.2. Find the probability of random sample of 8 student (5 from morning and 3 from evening) chosen from Eighty-four student will have a combined mean degree more than 21.
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer