Looking at Graphics p 193 Credits p 533 Source? When produced? Up-to-date? p 195 p 196 Credits p 533 What is the trend? At equal growth at equal time periods? Why such huge growth 1950 – 2000? What does the stair step show? Increase or decrease? Is it steady? Until when? Is this up-to-date? What is the topic? Is the data comprehensive? p 197 figure 8-7 What two functions of graphics are seen here? What is the largest group? Is the largest group growing? Which group is steadily increasing?
Looking at Graphics p 197 figure 8-8 Source? When produced? Up-to-date? p 200 figure 8-11 What RELATIONSHIP is shown? Is there a positive relationship between number of years educated an pet ownership? Which groups are compared? Of these two, which over time is happier? When are both happiest? What conclusion can you draw? What variables are included? BUT aren’t there many other factors involved? Income? Health? Is this source up to date?