Table 2 Statistical results of n-i-p, spiro-based n-i-p, and p-i-n structured devices. (After data correction)

From: Addendum: Big data driven perovskite solar cell stability analysis

Group

Sample

Average

Variance

Size

H0 accepted

μ

TA/TB ratio

1

N-i-p structured

w/o encapsulation

4.875

4.933

3819

Yes

0.205

1.227

P-i-n structured

w/o encapsulation

4.560

5.386

1577

2

Spiro-based

N-i-p structured

w/o encapsulation

4.689

4.578

2910

Yes

0.016

1.016

P-i-n structured

w/o encapsulation

4.560

5.386

1577