The Nation's Schools, Količina 90Michael Vincent O'Shea McGraw Hill, 1972 |
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Stran 17
... cent proportional sampling of 14,000 school administrators in 50 states . This month's poll brought a 67 - per cent response . public relations by Charles H. Harrison Why don't newspapers print. opinion poll " If schools aren't troubled ...
... cent proportional sampling of 14,000 school administrators in 50 states . This month's poll brought a 67 - per cent response . public relations by Charles H. Harrison Why don't newspapers print. opinion poll " If schools aren't troubled ...
Stran 33
... cent and still get better cleaning results . = adequately cleaned . For the sample primary school : C 1.89.76 maximum number of custodians = at 90 per cent level of confidence = 2.65 = C 1.89 - .76 = minimum number of custodians at 90 ...
... cent and still get better cleaning results . = adequately cleaned . For the sample primary school : C 1.89.76 maximum number of custodians = at 90 per cent level of confidence = 2.65 = C 1.89 - .76 = minimum number of custodians at 90 ...
Stran 34
... cent of their total space is used only for school purposes , 20 per cent for community center purposes , and 30 per cent for gymnasiums , auditoriums , cafeterias and libraries shared by school and community . Applying this formu- la ...
... cent of their total space is used only for school purposes , 20 per cent for community center purposes , and 30 per cent for gymnasiums , auditoriums , cafeterias and libraries shared by school and community . Applying this formu- la ...
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