Which distribution is positively skewed?

When turned about its axis of rotation, which shape could have created this three-dimensional object?

Which one is true about the hexagons ?

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.