Iiai speed rates for 4 seconds at a rate of

Why not draw the line on my graph by simply connecting two of the data points, for example the first and last ones?

In the process of using the scientific method, a researcher: O Directly tests both the null and alternative hypotheses. O Directly tests only the alternative hypothesis because this is the hypothesis of interest. O Directly tests only the null hypothesis because this is the hypothesis of interest. O Directly tests only the null hypothesis because the null hypothesis leads to a specific prediction that can be compared with data. O Can not directly test either hypothesis.

Which of the following graphs shows the best relationship between x and y?