The letter P on the number line below represents the number . (Use the hyphen for negative numbers and write the answer as a decimal, such as -7.2) Number line from negative 5 to positive 5 in increments of 0.5 is shown. Only the whole numbers are labeled. A point labeled P is placed at the fifth tick mark to the left of 0.

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Five dinosaurs go for a walk and come across some lovely chicken wings. their names are rexy, bronto, steggy, paly, and terry. there are exactly 5 dozen wings(equal enough for each dino to have a dozen right? ); however, terry is on a diet and he only eats 6 wings. if paly eats 2 more than terry, steggy eats 4 more than paly, and bronto and rexy eat the same amount because they are really hungry from not eating all day, how many chicken wings did each dino eat?

You drop a rubber ball off the roof of a 50 meter high building onto a paved parking lot. it bounces back up with every bounce, but not quite all the way back up to you. after the first bounce it bounces back only 80 percent of the distance it was dropped from. the pattern continues, meaning after every bounce it comes up to just 80 percent of the previous maximum height. so if before the first bounce the height is 50 meters, what height does the ball reach after the fifth bounce? round your answer to one decimal place and chose the correct response from the choices below: