5.14 Education and Child Development An experiment consists of showing a four-year-old child an interactive instructional video and then asking the child to tie his shoelaces. The random variable Y is the length of time the child takes to tie the first shoelace. Is Y discrete or continuous

What is the maximum total area that 450cm of string can enclose if it is used to form perimeters of two adjoining rectangles as shown?

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

Drag the tiles to the correct boxes to complete the pairs. match the cart-coordinates with their corresponding pairs of y-coordinates of the unit circle