For the following set of sample scores, estimate the population mean within a .95 confidence interval: 15, 18, 12, 17, 19

Research suggests that the bystander effect

a. has become much less pronounced in our modern, technology-driven era. b. is more common among women than men. c. happens more often among friends than among strangers. d. can occur with online and virtual groups as well as in-person groups.

Children in middle childhood respond best to teaching that is direct, such as lecturing

Indicate whether the statement is true or false