The number of hurricanes for a random sample of nine consecutive years is 4, 6, 2, 10, 7, 12, 3, 8, 6
Find the mean, standard deviation and the mode for this data. (source for the data

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

If you flip a coin 3 times, what is the probability of flipping heads 3 times? a. p(3 heads) = 3/8 b. p(3 heads) = 1/6 c. p(3 heads) = 1/8 d. p(3 heads) = 1/2