1) Find the mean and standard deviation of the distribution given by the following table. Does the table describe a probability distribution? Justify your answer mathematically.
Х P(x)
-1 .848
S 126
10.026
b) If the table describes the possible outcome of a gambling game and x is represents dollars,
how much would expect to win or lose if you play the game 100 times?

Complete the steps to find 4.830 ÷ 5

10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u.s. dollars for every 100 euros. b) gabriella averages 100 u.s. dollars for every 25 euros. c) gabriella can exchange 75 u.s. dollars for 100 euros. d) gabriella can exchange 100 u.s. dollars for 75 euros.

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?