Asurvey is conducted to estimate the percentage of pine trees in a forest that are infected by the pine shoot moth. a grid is placed over a map of the forest, dividing the area into 25-foot by 25-foot square sections. one hundred of the squares are randomly selected, and the number of infected trees is recorded for each square. is this a binomial experiment?

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a. a researcher uses the customs office’s passenger lists for ships bringing immigrants to the us between 1820-1845 to track the numbers of immigrants from certain ethnic groups.b. a researcher conducts a linguistic study of comments posted on a local public blog.c. a developmental psychologist videotapes interactions between groups of toddlers and their care givers to determine which intervention methods most effectively manage aggression.d. a researcher asks the director of a local free clinic about the number of patients in the last two years with newly diagnosed hiv/aids.

What were some characteristics of the yamato culture select all that apply a. it was a very weak empire with little knowledge of trade b. it believed its people were descended from kami the sun goddess c. it allowed woman to hold positions of power d. it developed technologies that improved life and increased trade e. its leader tokugawa brought peace to japan

Why does the united states constitution require that a national census be taken every ten years?