Four balls numbered 1, 2, 3, and 4 are placed in a bowl. After the balls are mixed, one is chosen, its number is noted, then it is replaced. Doing the experiment repeatedly many times, find the variance and standard deviation of the numbers on the balls.​

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2

Bag a contains 3 white marveled and 2 marbles bag b contains 6 white marbles and 3 red marbles a person draws one marbles from each bag find the probability that both marbles are white