The lengths of a particular snake are approximately normally distributed with a given mean deviation sigma = 0.8in What percentage of the snakes are longer than 16.6 in? a. 0.3%
b. 2.5%
c. 3.5%
d. 5%

Suppose there are 10 five and six-year-old attending a birthday party. when a 30 year old mother walks into the room with an infant in her arms, what happens to the mean age in the room? what happens to the standard deviation of ages in the room? a. the mean and standard deviation of both change. b. the meaning will change, but the standard deviation will stay approximately the same. c. i mean will stay approximately the same, but the standard deviation will change. d. the mean and standard deviation will both stay approximately the same.

Michelle is planting flowers in her garden. she wants the ratio of daises to carnations to be 3 to 2. michelle wants to plant a total of 35 flowers. how many daises should she plant?

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).