Find the probability that an employee chosen at random takes between 24.6 and 27.8 minutes to put a bouquet together. 12% of employees take more than t minutes to put a bouquet together. Find the value of t.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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  • Find the probability that an employee chosen at random takes between 24.6 and 27.8 minutes to put a bouquet together.
  • 12% of employees take more than t minutes to put a bouquet together.
  • Find the value of t.
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.
(i) Find the probability that an employee chosen at random takes between 24.6 and 27.8
minutes to put a bouquet together.
(ii) 12% of employees take more than t minutes to put a bouquet together.
(iii) Find the value of t.
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. (i) Find the probability that an employee chosen at random takes between 24.6 and 27.8 minutes to put a bouquet together. (ii) 12% of employees take more than t minutes to put a bouquet together. (iii) Find the value of t.
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