A scientist collected two sample sets of snowfall data. Which statistic should he use to compare the spread of the two sets of data?
3
O median
O mode
mean
• skandard deviation

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

The ratios 3: 9, 4: 12, 5: 15, and 6: 18 are a pattern of equivalent ratios in the ratio table. which is another ratio in this pattern?

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?