Why is it necessary to be able to replicate the results of a scientific experiment? (4 points)

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?

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"

The approximate line of best fit for the given data points, y = −2x − 2, is shown on the graph. which is the residual value when x = –2? a)–2 b)–1 c)1 d)2