Part IV: Choosing the Right T-Test & Writing Hypotheses Should you use a one-sample, independent sample, or paired sample t-test for each of the research questions below (assume two-tailed for all tests)? Once you have decided, write your null and alternative hypotheses. This next set of research questions have fewer hints, but pause to think about them and you will be able to get the right answer. They are not meant to trick you, so don't twist yourself into knots. Does growing up in a bi-lingual household make it easier to learn a new language as an adult compared to people who grew up only speaking one language? 45) Which test? 46) HO: 47) H1: On average, Emperor Penguins weigh 50 pounds. We want to know whether a sample of penguins in the Bronx Zoo are the average weight or not. 48) Which test? 49) HO: 50) H1: Studying families with two siblings where one sibling played sports and the other sibling was a musician, do musicians or athletes score higher on their SATs? 51) Which test? 52) HO: 53) H1