102

BANKING STANDARDS
TABLE 167

COMPARATIVE PERCENTAGE AMOUNTS OF DEVIATION FROM GROUT
AVERAGES AND NET YEAR-TO-YEAR CHANGE IN RATIOS OF TOTAL
EXPENSE 10 EARNING AssETS, MEMBER BANKS, BosTON
FEDERAL RESERVE DISTRICT, 1922-1025

DIFFERENCES FORM CITY-GROUP AVERAGES, 1022-1925

Sirn

Number of
Cases

r

Percentage
Groups

Average
Percentage

Average

r 28

2 and over
Under 2

2.13
1.22

Under 2 | 0.93
2 and over 4.05
Average

NET PERCENTAGE
CHANGE FROM
YEAR TO YEAR

—O0.55

—1.63
—0.33

+1.73
+3.84
42.20

DIFFERENCES FORM VOLUME-GROUP AVERAGES, 1922-1025

Sign |

Number of | Percentage
Cases Groups

5

Average

2 and over
Under 2

Under 2
2 and over
Average

Average
Percentage

T.1°7%

2.65
1.0°¢

0.43
3.17

1.08

NET PERCENTAGE
CHANGE FROM
YEAR TO YEAR

40.62

“+1.29
“+o0.41
+1.33
+3.23
“42.120

—eva—

*One group = in position.

for the banks classified by city-size groups, is shown in Table
167. This tendency is similar to that already observed for expense
ratios by districts, and summarized in Table 60 (page 86).
But, in studying trends and regression to type of expense
ratios for member banks in District 1, it is unnecessary to use
grouping of the sort just presented. Results similar to those
noted above are found if, in each of the respective pairs of
years—first and second, as 1922 and 1923, and 1923 and 1924,
and so on, during the period 1922-1925—the ratios are treated
as follows: (1) Compute in the first and in the second of each