Q#4: Mr Brown is the owner of a small bakery in a large town. He believes that the smell of fresh baking will encourage customers to purchase goods from his bakery. To investigate this belief, he records the daily sales windows for 10 days when all the bakery's windows are open, and the daily sales for another 10 days when all the following sales, closed. The in £, are recorded. are | 202.0 204.5 207.0 215.5 190.8 215.6 208.8 187.8 204.1 185.7 Windows open Windows closed | 193.5 1922 199.4 177.6 205.4 200.6 181.8 169.2 1722 192.8 (15) Assuming that these data may be deemed to be random samples from normal populations with the same variance, investigate the baker's belief.
Q#4: Mr Brown is the owner of a small bakery in a large town. He believes that the smell of fresh baking will encourage customers to purchase goods from his bakery. To investigate this belief, he records the daily sales windows for 10 days when all the bakery's windows are open, and the daily sales for another 10 days when all the following sales, closed. The in £, are recorded. are | 202.0 204.5 207.0 215.5 190.8 215.6 208.8 187.8 204.1 185.7 Windows open Windows closed | 193.5 1922 199.4 177.6 205.4 200.6 181.8 169.2 1722 192.8 (15) Assuming that these data may be deemed to be random samples from normal populations with the same variance, investigate the baker's belief.
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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Transcribed Image Text:Q#4: Mr Brown is the owner of a small bakery in a large town. He believes that the smell of fresh baking will
encourage customers to purchase goods from his bakery. To investigate this belief, he records the daily
sales
for 10 days when all the bakery's windows are open, and the daily sales for another 10 days when all the
following
in £, are
windows
are
closed.
The
sales,
recorded.
Windows
| 202.0 204.5 207.0 215.5 190.8 215.6 208.8 187.8 204.1 185.7
open
193.5 192.2 199.4 177.6 205.4 200.6 181.8 169.2 172.2 192.8
Windows
closed
(15)
Assuming that these data may be deemed to be random samples from normal populations with the same
variance, investigate the baker's belief.
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