For a two-tailed hypothesis test evaluating the significance of a correlation, the null hypothesis states that the sample correlation is zero
Indicate whether the statement is true or false
F
You might also like to view...
According to Diana Baumrind, children who can manipulate their environment to achieve their goals have developed
a. a preference for autonomy. c. instrumental security. b. instrumental competence. d. instrumental preferences.
If two variables are not related in any way, the coefficient of correlation must be:
a. ?1 b. 1 c. 0 d. .5
The results of the Carolina Abecedarian Project indicate that intervention programs
a. with disadvantaged children do not improve their IQ scores. b. that focus only on preschoolers work as well as long-term intervention programs. c. that focus on the school environment work as well as programs that focus on both the school and home environments. d. can have beneficial effects on both IQ and reading and math achievement.
The process of neuronal birth is called:
A. synaptogenesis B. mutation C. neurogenesis D. apoptosis