Why is the one-sample t test called “one sample?”
What will be an ideal response?
Ans: We have one sample of data that we are comparing to parameters of the population.
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According to Belsky (1988, 1992), full-time child care (more than 20 hours per week)?
a. ?is not linked to emotional development in later childhood. b. ?is linked to increased risk for emotional problems in later childhood. c. ?has not been studied. d. ?is not related to attachment.
Students can be released to attend religious instruction in public schools with parental consent
Indicate whether this statement is true or false.
Of the following, which is the most likely reason that progressive education declined after the middle of the 20th century?
a. The content of the progressive education curriculum was criticized as not being relevant to the lives of students. b. Progressive education was very costly to implement and maintain, and the excessive costs eventually caused it to decline in prominence. c. Teaching according to the progressive education philosophy required a great deal of professional development for teachers, which school districts were unable to provide. d. Critics denounced "life adjustment" features of progressive education as watered down and devoid of content and intellectual rigor.
One example of an infant at play is
a. kicking her legs and flapping her arms. b. shaking an object that creates an enjoyable sound. c. chewing and sucking on a closed fist. d. spitting food out of her mouth repeatedly.