If E(X) = 17 and E(X2) = 298, use Chebyshev’s inequality

Classical Mechanics 0
Consider the rapid steady precession of a symmetric top predicted in connection with (10.112). (a) Show that in this motion the angular momentum L must be very close to the verti-cal. [Hint: Use (10.100) to write down the horizontal component Lhor of L. Show that if is given by the right side of (10.

Myers' Psychology for AP 2
Which of the following best represents crystallized intelligence? a. Jake can solve math word problems quickly. b. Grandpa Milt is good at crossword puzzles. c. Aliyah has a knack for training dogs. d. Anna writes creative computer programs. e. Heng bakes excellent chocolate chip cookies.

Campbell Biology 10
SCIENTIFIC INQUIRY Female silkworm moths (Bombyx mori) attract males by emitting chemical signals that spread through the air. A male hundreds of meters away can detect these molecules and fly toward their source. The sensory organs responsible for this behavior are the comblike antennae visible in t

Campbell Biology 10
Which of the following statements is a correct distinction between autotrophs and heterotrophs? a. Autotrophs, but not heterotrophs, can nourish themselves beginning with CO2 and other nutrients that are inorganic. b. Only heterotrophs require chemical compounds from the environment. c. Cellular resp

Campbell Biology 10
Food chains are sometimes short because a. only a single species of herbivore feeds on each plant species. b. local extinction of a species causes extinction of the other species in its food chain. c. most of the energy in a trophic level is lost as energy passes to the next higher level. d. most pro

Principles of Economics 6
A price change causes the quantity demanded of a good to decrease by 30 percent, while the total revenue of that good increases by 15 percent. Is the demand curve elastic or inelastic? Explain.

Biochemistry 9
List two classes of compounds derived from arachidonic acid. Suggest some reasons for the amount of biomedical research devoted to these compounds.

College Physics: Explore and Apply 2
A monkey has a cart with a horizontal spring attached to it that she uses for different tricks. In one trick, the monkey sits on the vibrating cart. When the cart reaches its maximum displacement from equilibrium, the monkey picks up a 0.30-kg cantaloupe from a trainer. The mass of the monkey and the