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Table 9 Paired samples test for dry and wet seasons

From: Assessment of spatio-temporal variations of selected water quality parameters of Lake Ziway, Ethiopia using multivariate techniques

Paired samples test

Paired differences

Sig. (2-tailed)

Mean

Std. deviation

Std. error mean

Pair 1

TP in dry—TP in Wet

− 0.20

0.15

0.05

0.00

Pair 2

PO4-P in dry—PO4-P in wet

− 0.01

0.02

0.01

0.27

Pair 3

NH3-N in Dry—NH3-N wet

0.11

0.05

0.02

0.00

Pair 4

NO2-N in Dry—NO2-N in wet

− 0.171

0.502

0.17

0.34

Pair 5

NO3-N in Dry—NO3-N in wet

0.48

1.68

0.56

0.42

Pair 6

TIN in dry—TIN in wet

0.41

2.14

0.71

0.58

Pair 7

TN in dry—TN in wet

0.57

2.79

0.93

0.56

Pair 8

SiO2-Si in dry—SiO2- Si in wet

16.88

15.68

5.23

0.01

Pair 9

Temp in dry—Temp in wet

1.68

1.22

0.416

0.00

Pair 10

DO in dry—DO in wet

0.58

0.60

0.20

0.02

Pair 11

PH in dry—DO in wet

2.97

0.97

0.32

0.00

Pair 12

EC in dry—EC in wet

109.04

112.82

37.61

0.02

Pair 13

TDS in dry—TDS in wet

73.10

71.67

23.89

0.02

Pair 14

SD in dry—SD in wet

7.73

2.11

0.70

0.00

Pair 15

TA in dry—TA in wet

93.65

85.24

28.41

0.01