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Table 1: Historical membership growth
(Source: Church Almanac)
| Year |
Membership |
|
1979 |
4,439,000 |
|
1980 |
4,638,000 |
|
1981 |
4,936,000 |
|
1982 |
5,165,000 |
|
1983 |
5,400,000 |
|
1984 |
5,650,000 |
|
1985 |
5,920,000 |
|
1986 |
6,170,000 |
|
1987 |
6,440,000 |
|
1988 |
6,720,000 |
|
1989 |
7,300,000 |
|
1990 |
7,760,000 |
|
1991 |
8,120,000 |
|
1992 |
8,406,895 |
|
1993 |
8,696,221 |
|
1994 |
9,024,569 |
|
1995 |
9,340,898 |
|
1996 |
9,694,549 |
|
1997 |
10,070,524 |
|
1998 |
10,354,241 |
|
1999 |
10,752,986 |
|
2000 |
11,068,861 |
|
2001 |
11,394,522 |
Table 2: ANOVA of regression testing for recent historical exponential growth
| SUMMARY OUTPUT |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Regression Statistics |
|
|
|
|
|
|
|
| Multiple R |
0.5358 |
|
|
|
|
|
|
|
| R Square |
0.2871 |
|
|
|
|
|
|
|
| Adjusted R Square |
0.2515 |
|
|
|
|
|
|
|
| Standard Error |
0.0108 |
|
|
|
|
|
|
|
| Observations |
22 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ANOVA |
|
|
|
|
|
|
|
|
|
Df |
SS |
MS |
F |
Significance F |
|
|
|
| Regression |
1 |
0.00094 |
0.00094 |
8.05511 |
0.01016 |
|
|
|
| Residual |
20 |
0.00234 |
0.00012 |
|
|
|
|
|
| Total |
21 |
0.00329 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Coefficients |
Standard Error |
t Stat |
P-value |
Lower 95% |
Upper 95% |
Lower 95.0% |
Upper 95.0% |
| Intercept |
0.0547 |
0.0048 |
11.4518 |
3.092E-10 |
0.0448 |
0.0647 |
0.0448 |
0.0647 |
| X Variable 1 |
(0.0010) |
0.0004 |
(2.8382) |
0.0102 |
(0.0018) |
(0.0003) |
(0.0018) |
(0.0003) |
Chart 1: Regression of Historical Growth Rate

Chart 2: Growth of children in church

Chart 3: Children blessed as a percentage of new members is going down.

Table 3: ANOVA testing exponentially decaying growth rate
| SUMMARY OUTPUT |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Regression Statistics |
|
|
|
|
|
|
|
| Multiple R |
0.6358 |
|
|
|
|
|
|
|
| R Square |
0.4043 |
|
|
|
|
|
|
|
| Adjusted R Square |
0.3745 |
|
|
|
|
|
|
|
| Standard Error |
0.2047 |
|
|
|
|
|
|
|
| Observations |
22 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ANOVA |
|
|
|
|
|
|
|
|
|
df |
SS |
MS |
F |
Significance F |
|
|
| Regression |
1 |
0.5686 |
0.5686 |
13.5733 |
0.0015 |
|
|
|
| Residual |
20 |
0.8378 |
0.0419 |
|
|
|
|
|
| Total |
21 |
1.4064 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Coefficients |
Standard Error |
t Stat |
P-value |
Lower 95% |
Upper 95% |
Lower 95.0% |
Upper 95.0% |
| Intercept |
47.2550 |
13.6908 |
3.4516 |
0.0025 |
18.6965 |
75.8134 |
18.6965 |
75.8134 |
| X Variable 1 |
(0.0253) |
0.0069 |
(3.6842) |
0.0015 |
(0.0397) |
(0.0110) |
(0.0397) |
(0.0110) |
Chart 4: Exponentially decaying growth rate membership
projection
Chart 5: Errors in exponentially decaying growth rate model

Chart 6: Comparison of growth projections


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