Yogi wants to find out whether campers prefer cotton or nylon sleeping bags. he asks a group of girl campers to try the nylon sleeping bags and a group of males to try the cotton sleeping bags. the sleeping bags were rated for softness and warmth. what is the confounding variable in yogi's experiment?

The map shows the allied strategy in the pacific. what does the movement of allied troops reveal about their strategy? the allies’ objective was to reach japan as soon as possible. the allies kept getting diverted in their quest to reach japan. the allies overtook outlying islands to make access to japan easier. the allies retreated just before they reached the first set of islands.