Question 1 0.4 pts If a sample distribution has a long tail, it is _______ . O Categorical Skewed O Robust O Symmetrical Question 2 0.4 pts If a researcher wants to visually represent the distribution of a numerical variable, ______ are useful for small samples, but they can become hard to read with large samples. For large samples, histograms or box plots are better alternatives. 0 intensity maps 0 contingency plots 0 mosaic plots 0 dot plots