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Principal, 1986
Presents the findings from a nationwide survey by the Educational Research Service, Inc. of principals on early childhood education. (MD)
Descriptors: Preschool Education, Sampling, Statistical Analysis, Statistical Data
Tella, Alfred – 1976
For one important set of data, namely, the data on unemployment and employment collected by the Census Bureau in its monthly Current Population Survey (CPS), some information on nonsampling error is available that can be used to evaluate the regularly reported labor force figures. The paper is concerned with the nonsampling error that relates…
Descriptors: Business Cycles, Census Figures, Data Analysis, Employment Level


