A triangular pyramid has four congruent (equal) faces. The triangular face measures 11 inches high and 8 inches across the base. What is the total surface area of the pyramid?

Question 5 of 10 2 points if a population is a sample of the population could be a. registered voters; all citizens o o b. baptists; all religious people o c. people who purchased shoes; all customers o d. the entire school faculty; math teachers

Sawsan recorded the favorite sport of students at her school. she surveyed 200 students. how many students chose tennis?

Which of the following is the major negative aspect of crossover designs for research studies? a. prohibitive cost b. residual effects c-subject drepout d. incomplete randomization e. large sample size required