1

2

3

4

5

6

7

8

9

Temp

−0.61

0.38

−0.97

−0.16

0.59

−0.63

−0.62

−0.56

0.61

Hum

−0.78

0.98

0.76

0.79

−0.78

0.45

−0.78

−0.79

−0.57

Light

−0.55

−0.33

−0.79

0.73

−0.64

−0.86

−0.89

0.39

0.92

Noise

0.42

0.07

0.96

−0.26

0.39

0.44

0.44

0.34

0.42

HCHO

0.09

−0.52

0.95

−0.79

0.01

0.16

0.15

−0.10

0.11

CO₂

0.36

−0.12

0.96

−0.58

0.32

0.39

0.39

0.26

0.37