Research examining the effects of preschool child- care has found that children who spent time in day care, especially h

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Research Examining The Effects Of Preschool Child Care Has Found That Children Who Spent Time In Day Care Especially H 1 (107.11 KiB) Viewed 37 times

Research Examining The Effects Of Preschool Child Care Has Found That Children Who Spent Time In Day Care Especially H 2 (177.34 KiB) Viewed 37 times

Research examining the effects of preschool child- care has found that children who spent time in day care, especially high-quality day care, perform better on math and language tests than children who stay

he home with their mothers (Broberg, Wessels, Lamb, & Hwang, 1997). In a typical study, a researcher obtains 10 children who attended day care dardized math test for which the population mean is - a sample of n before starting school. The children are given a stan- M = 50. The scores for the sample are as 53, 57, 61, 49, 52, 56, 58, 62, 51, 56. a. Is this sample sufficient to conclude that the children with a history of preschool day care are significantly different from the general population? .01. b. Compute Cohen's d to measure the size of the Use a two-tailed test with a a preschool effect c. Write a sentence showing how the outcome of the hypothesis test and the measure of effect size would appear in a research report.