Calculate standardised survival (lx), % mortality, and age-specific survival (px) and mortality (qx) rates for Ovis dalli and Quercus robur by filling in Table 1 show calculations

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Calculate standardised survival (lx), % mortality, and age-specific survival (px) and mortality (qx) rates for Ovis dalli and Quercus robur by filling in Table 1

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Table 1: Part of a cohort life-table for three species of organisms, showing survivorship through time
Turdus migratorius
Ovis dalli
Quercus robur
Age
Class
Age
Class
Age
Observed
%
Observed
Observed
%
I,
mortality
Px
Class
Px
mortality
Px
individuals
individuals
individuals
mortality
(months)
(yrs)
(yrs)
507
1,00
0,87
0,13
1000
1246
6
441
0,87
13
0,98
0,02
1
990
50
400
12
432
0,85
15
0,89
0,11
984
100
67
18
385
0,76
24
0,92
0,08
3
956
150
30
24
353
0,70
30
0,84
0,16
4
935
200
12
30
295
0,58
42
0,97
0,03
909
250
8
36
285
0,56
44
0,89
0,11
6
843
300
4
42
253
0,50
50
0,71
0,29
7
759
350
4
48
179
0,35
65
0,90
0,10
8
700
400
3
54
161
0,32
68
0,73
0,27
9
611
450
3
60
118
0,23
77
0,36
0,64
10
486
500
2
66
43
0,08
92
0,26
0,74
11
392
550
72
11
0,02
98
0,58
0,42
12
241
600
78
0,01
99
0,00
1,00
13
148
650
1
84
0,00
100
0,00
1,00
14
700
Transcribed Image Text:Table 1: Part of a cohort life-table for three species of organisms, showing survivorship through time Turdus migratorius Ovis dalli Quercus robur Age Class Age Class Age Observed % Observed Observed % I, mortality Px Class Px mortality Px individuals individuals individuals mortality (months) (yrs) (yrs) 507 1,00 0,87 0,13 1000 1246 6 441 0,87 13 0,98 0,02 1 990 50 400 12 432 0,85 15 0,89 0,11 984 100 67 18 385 0,76 24 0,92 0,08 3 956 150 30 24 353 0,70 30 0,84 0,16 4 935 200 12 30 295 0,58 42 0,97 0,03 909 250 8 36 285 0,56 44 0,89 0,11 6 843 300 4 42 253 0,50 50 0,71 0,29 7 759 350 4 48 179 0,35 65 0,90 0,10 8 700 400 3 54 161 0,32 68 0,73 0,27 9 611 450 3 60 118 0,23 77 0,36 0,64 10 486 500 2 66 43 0,08 92 0,26 0,74 11 392 550 72 11 0,02 98 0,58 0,42 12 241 600 78 0,01 99 0,00 1,00 13 148 650 1 84 0,00 100 0,00 1,00 14 700
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