Question

which of the following statements is not a correct interpretation of the mosaic plot?
○ the proportion of students with parental use = neither reporting never using marijuana is approximately the same as the proportion of students with parental use = both who reported either never using or occasionally using marijuana.
○ students with parental use = both are less likely than students with parental use = one to be regular users of marijuana.
○ students with parental use = neither are more likely to have never used marijuana than be either occasional or regular users.
○ the proportions of students reporting occasional use of marijuana are similar for each parental use group.

Explanation:

By observing the mosaic - plot, we check each option. Option D is incorrect as the green (occasional) sections vary in size across parental use groups.

Answer:

D. The proportions of students reporting occasional use of marijuana are similar for each parental use group.