Question 4 The time taken by employees at Grace Floral shop to put a bouquet together has a normal distribution with mean 26.4 minutes and standard deviation .8 minutes. (ii) Find the probability that an employee chosen at random takes less than 26.3 minutes to put a bouquet together. [4] 20% of employees take more than t minutes to put a bouquet together. (ii) Find the value of t. [4]
Question 4 The time taken by employees at Grace Floral shop to put a bouquet together has a normal distribution with mean 26.4 minutes and standard deviation .8 minutes. (ii) Find the probability that an employee chosen at random takes less than 26.3 minutes to put a bouquet together. [4] 20% of employees take more than t minutes to put a bouquet together. (ii) Find the value of t. [4]
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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![Question 4
The time taken by employees at Grace Floral shop to put a bouquet together has a normal
distribution with mean 26.4 minutes and standard deviation .8 minutes.
(ii)
Find the probability that an employee chosen at random takes less than 26.3 minutes to
put a bouquet together.
[4]
20% of employees take more than t minutes to put a bouquet together. (ii) Find the value
of t.
[4]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd148d8d3-483a-44fb-a65f-3607b30e85fb%2F98b95455-8bcb-4e17-8cfe-6f0bf50b9d5f%2Fz2ggn6g_processed.png&w=3840&q=75)
Transcribed Image Text:Question 4
The time taken by employees at Grace Floral shop to put a bouquet together has a normal
distribution with mean 26.4 minutes and standard deviation .8 minutes.
(ii)
Find the probability that an employee chosen at random takes less than 26.3 minutes to
put a bouquet together.
[4]
20% of employees take more than t minutes to put a bouquet together. (ii) Find the value
of t.
[4]
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