There are four basic steps to the hypothesis testing process. Which step does the following belong to? -- State the hypotheses,
Make a decision, Set the criteria for a decision, or Collect data & compute sample statistics
Alpha level is set by the researcher at .05
What is the purpose of df or degrees of freedom?
In hypothesis testing, we are using sample information as a way to gain knowledge about an unknown or hypothetical population. -- True or False
The alpha level is based solely upon the specific kind of data that is being measured.-- True or False
Is the following example indicative of descriptive statistics or inferntial statistics?
A group of individuals starting a new weight-loss plan have an overall mean weight of 250 pounds with a standard deviation of 20.
Is the following example indicative of descriptive statistics or inferntial statistics?
Given the results of the new weight-loss program, it is likely that any otherwise healthy adult could loose up to 20 pounds within the first 6 months of the program
Is a list of various mental illness diagnoses, such as Bipolar Disorder, Schizophrenia, Personality Disorder, considered continuous variableor discrete variable?