If the null hypothesis is not rejected with a .05 significance level, then we know that _____
a. there is a statistically significant difference
b. the alpha level is greater than .05
c. a non-directional test was used
d. the observed value of the test statistic did not fall into the rejection region
D
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In the Gonzalez family in Columbia, the father attended elementary school but the mother did not. Now that they have children, who is most likely to be sent to school in the year 2012?
a. the male children b. the female children c. both the male and female children d. neither male or female children are likely to be sent to school.
Some children, when they are engaged in complex tasks, talk to themselves. What
contemporary term is used to describe such behavior? A) intentional communication B) pragmatics C) egocentric speech D) private speech