In a normal distribution, 99.7% of the data fall within how many standard deviations of the mean?
A. Two standard deviations
B. One standard deviation
C. It cannot be determined from the given information.
D. Three standard deviations

Graph y = -|x| + 2. click on the graph until the correct one appears.

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.

The volume of a box varies directly with its length if a box in the group has a length of 30inches and k=24 what is its volume