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【正文】 yright 169。 2022 by Harcourt, Inc. All rights reserved. Sampling Distribution XS XX?Copyright 169。 2022 by Harcourt, Inc. All rights reserved. EX ???Copyright 169。 2022 by Harcourt, Inc. All rights reserved. Sample Size Formula example 2Ezsn ???????? ?? ? 2???????2??????? ? ?? 808?Copyright 169。 2022 by Harcourt, Inc. All rights reserved. Sample Size for a Proportion 22EpqZn ?Copyright 169。 2022 by Harcourt, Inc. All rights reserved. Sample Size Formula 2???????EzsnCopyright 169。 2022 by Harcourt, Inc. All rights reserved. Xcl SZ? E R R O RS A M P L I N G S M A L LCopyright 169。 2022 by Harcourt, Inc. All rights reserved. Population Distribution ?? x ?????Copyright 169。 2022 by Harcourt, Inc. All rights reserved. Standardized Normal Distribution ? Symetrical about its mean ? Mean identifies highest point ? Infinite number of cases a continuous distribution ? Area under curve has a probability density = ? Mean of zero, standard deviation of 1 Copyright 169。 2022 by Harcourt, Inc. All rights reserved. Variance 1)22?????nXXSCopyright 169。 2022 by Harcourt, Inc. All rights reserved. Measures of Dispersion ? The Range ? Standard Deviation Copyright 169。 2022 by Harcourt, Inc. All rights reserved. Amount Probability less than $3,000 .16 $3,000 $4,999 .17 $5,000 $9,999 .18 $10,000 $14,999 .23 $15,000 or more .26 Probability Distribution of Amounts of Deposits Copyright 169。Exploring Marketing Research William G. Zikmund Chapter 17: Determining Sample Size Copyright 169。 2022 by Harcourt, Inc. All rights reserved. Amount Percent less than $3,000 16 $3,000 $4,999 17 $5,000 $9,999 18 $10,000 $14,999 23 $15,000 or more 26 100 Percentage Distribution of Amounts of Deposits Copyright 169。 2022 by Harcourt, Inc. All rights reserved. Sales for Products A and
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