WEB CALCULATOR EXERCISE 4

Web Calculator Exercise 4 Non-parametric tests (Chi-square tests, Wilcoxon-rank-sum & Wilcoxon signed-ranks tests) Note: When searching for a web calculator for the Wilcoxon-rank-sum test, please be aware that this test is also called the “Mann-Whitney U test”....

WEB CALCULATOR EXERCISE 5

Web Calculator Exercise 5 ANOVAs 1. A researcher is interested in comparing the effectiveness of three different kinds of therapy for anger problems. Eight participants are randomly assigned to three treatment conditions: Cognitive Therapy (CT), Cognitive-Behavioral...

Statistics

Help with Statistics project: probabilityA survey was done where a random sample of people 18 and over were asked if they preferred comedies, dramas, or neither. table: movie type 18-24 25-34 35 and older comedy 20 25 10 drama 20 20 30 neither 10 15 15 A person is...

WEB CALCULATOR EXERCISE 3

Web Calculator Exercise 3 T test for independent groups and dependent groups (Two-group designs) 1. An LU professor is interested in whether there is a difference between undergraduate students and graduate students in the amount of time spent praying each day. The...