What is an example of a situation in which you would use a t Test for dependent means? You would use this type of t-Test when using two scores from the same population. For instance, if you were to want to score a person before and after a certain type of counseling, you would use... Continue Reading →

# Hypothesis Testing Presentation

Slide 2 Notes The research topic that will be addressed is of a hypothetical nature and therefore the data is also largely hypothetical. With that in mind, the comparison distribution is a distribution of means of the 44 pre-k classes in a particular school district. For the past year the school district has kept records... Continue Reading →

# The Five Steps of Hypothesis Testing

List the five steps of hypothesis testing and explain the procedure and logic of each. a. Restate the question as a research hypothesis and a null hypothesis about the population: Population 1 is the population that represents the general population, or at least the general population concerned with the area that the researcher is studying.... Continue Reading →

# Ecology and Population Growth

What is the current estimate of the worldwide human population at this moment? Describe how this number is changing moment-to-moment, day-to-day, and from one year to the next. The current worldwide human population at this moment is 6,555,336,000. This is a huge number. I knew that the current population was around 5 or 6 billion,... Continue Reading →