PSY520 Week 1 | Psychological Statistics in Psychology - Grand canyon university

1. Use SPSS to calculate the numerical descriptive statistics mean, median, standard deviation, and variance of the anxiety scores.

PSY520 Graduate Statistics Week 2 Assignment Probability Project Assessment Description Use the document “Probability Project” to complete the assignment. While APA style is not required for the body of this assignment, solid academic writing is expected, and documentation of sources should be presented using APA formatting guidelines, which can be found in the APA Style Guide, located in the Student Success Center. Directions: Use the following information to complete the assignment. There are many misconceptions about probability which may include the following.

• All events are equally likely.
• Later events may be affected by or compensate for earlier ones.
• When determining probability from statistical data, sample size is irrelevant.
• Results of games of skill are unaffected by the nature of the participants.
• “Lucky/Unlucky” numbers can influence random events.
• In random events involving selection, results are dependent on number rather than rations.
• If events are random, then the results of a series of independent events are equally likely.

The following statements are all incorrect. Explain the statements and the errors fully using the probability rules discussed in topic two.