16. Following data relates to density of population, number of deaths and population of various cities
Calculate death rate and Karl Pearson coefficient between density of population and death rate,
Cities
P
R
S
T
U
200
500
700
500
600
900
Density of Population
No. of Deaths
840
300
312
560
1.440
1,224
Population
42.000
30,000
24,000
40,000
90,000
72.000
(Ans. r=-0.247)
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