Note: The assessments in this course build upon each other, so you are strongly encouraged to complete them in sequence. Download and save the Assessment 2: Central Tendency and Probability [DOCX] worksheet. Complete the worksheet, and submit it for your assessment. Competencies Measured By successfully completing this assessment, you will demonstrate your proficiency in the following course competencies and assessment criteria: Competency 1: Apply appropriate notation, terminology, procedures, and concepts to statistics problems. Describe a distribution. Calculate measures of variability in Excel from a group of raw scores. Calculate measures of variability in SPSS from a group of raw scores. Solve problems with information about normal distributions and probabilities. Calculate z scores using SPSS. Competency 2: Form logical conclusions about real-world problems through descriptive and inferential statistical procedures. Interpret means and standard deviation in a chart. Complete problems that apply principles and procedures related to central tendency, variability, and probability. Note: The assessments in this course build upon each other, so you are strongly encouraged to complete them in sequence. This assessment focuses on measuring central tendency, especially the characteristics and calculating the mean, median, and mode. It will also help you practice your skills in variability, which is measured by range and standard deviation. The assessment also focuses on probability, which is the likeliness of a specific instance occurring.
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