A TV station wants to conduct a survey to determine which sport should be shown on Sunday in the viewing area: a football game or a baseball game. Which of the following samples would be a fair representation of people to ask? A. Sample 1: 50 high school football players and 50 high school baseball players B. Sample 2: 50 boys and 50 girls at the local middle school C. Sample 3: 100 people who were preselected because they do not watch sports D. Sample 4: every 100 thperson at a local shopping mall

Suppose there are 10 five and six-year-old attending a birthday party. when a 30 year old mother walks into the room with an infant in her arms, what happens to the mean age in the room? what happens to the standard deviation of ages in the room? a. the mean and standard deviation of both change. b. the meaning will change, but the standard deviation will stay approximately the same. c. i mean will stay approximately the same, but the standard deviation will change. d. the mean and standard deviation will both stay approximately the same.

The measurement of one angle of a right triangle is 34°. what is the measurement of the third angle?

What is the difference between regular convex and concave polygons