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Table 5 Descriptive statistics of three indices

From: Cloud economy and its relationship with China’s economy—a capital market-based approach

 

Mean

Median

SD

Kurt

Skew

Min

Max

Obs

CCEI

156.6853

144.0976

49.4895

2.8471

1.5858

90.7576

358.3215

452

SSE

130.4579

133.9589

25.6035

0.8937

0.5728

91.4861

238.8075

452

GEM

246.8081

249.8904

87.7143

0.5762

0.3795

90.6952

582.9007

452

X

Methods

df

F- test

p value

Mean

Anova F-test

(2, 1353)

467.7024

0.00

Welch F-test*

(2, 756.637)

387.7127

0.00

Median

Med. Chi-square

2

358.8496

0.00

Adj. Med. Chi-square

2

356.1128

0.00

Kruskal–Wallis

2

469.4183

0.00

Kruskal–Wallis (tie-adj.)

2

469.4183

0.00

van der Waerden

2

448.5861

0.00

Variance

Bartlett

2

598.5706

0.00

Levene

(2, 1353)

183.5844

0.00

Brown-Forsythe

(2, 1353)

174.6463

0.00

  1. From January 1, 2012 to August 31, 2020, with weekly data