Statistics for Environmental Science and Management - Chapter 12 pptx
Statistics for Environmental Science and Management - Chapter 1 ppt
... 2001 by Chapman & Hall/CRC
CHAPTER 1
The Role of Statistics in Environmental Science
1.1 Introduction
In this chapter the role of statistics in environmental science is
considered by examining ... Survival Standard
Date Released Estimate Error
16-Apr 1189 0.688 0.027
17-Apr 1196 0.666 0.028
18-Apr 1194 0.634 0.027
21-Apr 1190 0.690 0.040
23-Apr 776 0.606 0.047
26-Apr 103...
Statistics for Environmental Science and Management - Chapter 2 ppt
... 4 4.32 4.23 -0 .077
2 5 4.97 4.74 -0 .215
3 6 4.58 4.55 -0 .016
4 8 4.72 4.81 0.104
5 9 4.53 4.70 0.184
6 10 4.96 5.35 0.405
7 11 5.31 5.14 -0 .154
8 12 5.42 5.15 -0 .254
9 17 4.87 4.76 -0 .095
10 18 ... appropriate protocols and
procedures for establishing data quality objectives (DQO) and
quality control and assurance (QC/QA).
Stratified random sampling is someti...
Statistics for Environmental Science and Management - Chapter 3 potx
... SSBC (J - 1)(K - 1) MSBC = SSBC/{(J - 1)(K - 1)} MSBC/MSE
ABC Interaction SSABC (I - 1)(J - 1)(K - 1) MSABC = SSABC/{(I - 1)(J - 1)(K - 1)} MSABC/MSE
Error SSE IJK(m - 1) MSE = SSE/{IJK(m - 1)}
Total ... MSB/MSE
Factor C SSC K - 1 MSC = SSC/(K - 1) MSC/MSE
AB Interaction SSAB (I - 1)(J - 1) MSAB = SSAB/{(I - 1)((J - 1)} M...
Statistics for Environmental Science and Management - Chapter 5 pps
... (x
1j
- x
1
) + (x
2j
- x
2
) + + (x
ij
- x
i
), (5.3)
for j from 1 to m and i from 1 to n, and plotting the S
ij
values against i,
for each of the m sample times.
The CUSUM chart for time ... plots for 1976, 1977, 1978 and 1981 compared to the mean for all years. The horizontal axis corresponds to lakes
in the order of mean pH values for the four years....
Statistics for Environmental Science and Management - Chapter 6 pdf
... called a control-
treatment paired (CTP) design (Skalski and Robson, 1992, Chapter 6),
or a before-after-control-impact-pairs (BACIP) design (Stewart-Oaten
et al., 1986). Sometimes information is ... Difference
1 0.40 0.37 -0 .03
2 0.37 0.14 -0 .23
3 0.56 0.40 -0 .16
4 0.63 0.50 -0 .13
Start of Impact
5 0.33 0.26 -0 .07
6 0.45 0.22 -0 .23
Mean Difference
Before -0 .13...
Statistics for Environmental Science and Management - Chapter 7 ppsx
... n
1
is the sample size for the damaged site and n
2
is the
sample size for the reference site,
s
p
2
= {(n
1
- 1)s
1
2
+ (n
2
- 1)s
2
2
}/(n
1
+ n
2
- 2)
is the pooled-sample estimate of ... the z
values is 0 .127 , with an estimated standard error of 0.163/ %8 = 0.058.
The t-statistic for testing whether the mean is significantly greater than
zero is therefore 0 ....
Statistics for Environmental Science and Management - Chapter 8 ppsx
... model
y
t
- "y
t-1
= $
0
(1 - ") + $
1
(x
1t
- "x
1t-1
) + + $
p
(x
pt
- "x
pt-1
) + ,
t
- ",
t-1
or
z
t
= ( + $
1
v
1t
+ + $
p
v
pt
+ u
t
,
where z
t
= y
t
- "y
t-1
, ... pairwise observations,
n i - 1
S = 3 3 sign(x
i
- x
j
), (8.14)
i = 2 j = 1
where sign(z) is -1 for z < 0, 0 for z = 0, and +1 for z...
Statistics for Environmental Science and Management - Chapter 10 ppsx
... 0.01 -2 .40 <0.25 -5 .01 39 0.51 0.03 0.47 -0 .76 -0 .77
2 0.02 -2 .02 <0.25 -4 .36 40 0.53 0.07 0.48 -0 .73 -0 .71
3 0.03 -1 .81 <0.25 -3 .99 41 0.54 0.10 0.48 -0 .73 -0 .65
4 0.05 -1 .66 <0.25 -3 .73 ... 0.49 -0 .71 -0 .59
5 0.06 -1 .54 <0.25 -3 .52 43 0.57 0.17 0.51 -0 .67 -0 .53
6 0.07 -1 .44 <0.25 -3 .34...
Statistics for Environmental Science and Management - Chapter 11 ppsx
... dose and ICR as functions of
the other variables, with the @Risk add-on activated. Each
recalculation of the spreadsheet then produced new random values
for IR and BW, and consequently for dose and ... recalculation of the spreadsheet yields new
random values for the input variables, and consequently new random
values for the output variables. What @Risk and Crystal Ball d...
Từ khóa:
- environmental science and natural resource management
- environmental science and natural resource management uwi
- the institute of environmental science and research
- the nature of science and technology chapter 2
- physics of semiconductor devices environmental science and engineering
- institute of environmental science and engineering ntu