An analysis is performed on vacant land parcels in the city of Thunder Bay to find out whether or not they are randomly distributed. A sample area of 24 square kilometers was studied and divided into quadrats, with the following summary: 3 4 5 1 3 5 3 2 Calculate the following statistics: -the mean number of points per cell -the variance: s? -the variance-to-mean ratio, VMR -the test statistic, x2"Identify the selection below that contains the correct values for these statistics in the same order they are listed. 5.333, 3.37, 2.414, 19.312 24, 9, 1.77, 11.8 3, 2.25, 0.75, 6.0 3.141, 9, 1.893, 15.144 3, 2.25, 1.3333, 10.66
An analysis is performed on vacant land parcels in the city of Thunder Bay to find out whether or not they are randomly distributed. A sample area of 24 square kilometers was studied and divided into quadrats, with the following summary: 3 4 5 1 3 5 3 2 Calculate the following statistics: -the mean number of points per cell -the variance: s? -the variance-to-mean ratio, VMR -the test statistic, x2"Identify the selection below that contains the correct values for these statistics in the same order they are listed. 5.333, 3.37, 2.414, 19.312 24, 9, 1.77, 11.8 3, 2.25, 0.75, 6.0 3.141, 9, 1.893, 15.144 3, 2.25, 1.3333, 10.66
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:An analysis is performed on vacant land parcels in the city of Thunder Bay to find
out whether or not they are randomly distributed. A sample area of 24 square
kilometers was studied and divided into quadrats, with the following summary:
3
4
5
3
5
3
Calculate the following statistics:
-the mean number of points per cell
-the variance: s2
-the variance-to-mean ratio, VMR
-the test statistic, x2*Identify the selection below that contains the correct values
for these statistics in the same order they are listed.
5.333, 3.37, 2.414, 19.312
24, 9, 1.77, 11.8
3, 2.25, 0.75, 6.0
3.141, 9, 1.893, 15.144
3, 2.25, 1.3333, 10.66

Transcribed Image Text:A medical geographer in Kenya is studying the distribution of an infectious strain of
"sleeping sickness". She believes it should be more prevalent among human
populations that live in river floodplains. Data were collected on the number of
infections from a random sample of 100 people on a floodplain and a second sample
of 125 people living in an adjacent highlands area. 10 people from the floodplain and
8 people from the highlands were found to be infected.
Based on this information, the researcher can be 90% confident that the floodplain
population is at greater risk of infection.
True
False
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