Table 1 The basic statistics of training, testing, and cross validation datasets at study stations.

From: Air temperature estimation and modeling using data driven techniques based on best subset regression model in Egypt

Statistical Parameter

Minimum temperature data set

Maximum temperature data set

Training

Testing

Cross validation

Training

Testing

Cross validation

Mean (°C)

12.006

12.515

12.325

29.125

30.128

29.125

Standard Error (°C)

0.056

0.103

0.089

0.077

0.141

0.077

Median (°C)

12.616

13.063

14.493

30.033

30.988

30.033

Mode (°C)

16.364

11.965

15.525

35.919

14.989

35.919

Standard Deviation (°C)

5.632

5.402

4.707

7.742

7.428

7.742

Sample Variance

31.724

29.184

22.156

59.939

55.182

59.939

Kurtosis

−0.899

−0.942

−1.449

−1.020

−0.947

−1.020

Skewness

−0.286

−0.247

−0.231

−0.227

−0.235

−0.227

Range (°C)

29.577

26.848

13.500

41.356

38.852

41.356

Minimum (°C)

−5.517

−2.758

4.675

7.340

10.442

7.340

Maximum (°C)

24.060

24.090

18.175

48.696

49.294

48.696

Count

10,221

2768

10,221

10,221

2768

10,221