Statistics describes a set of _________ that are used for describing, organizing and interpreting information. Correct Answer tools and techniques
Inferential statistics is the most often used for which of the followi
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Statistics describes a set of _________ that are used for describing, organizing and interpreting information. Correct Answer tools and techniques
Inferential statistics is the most often used for which of the following? Correct Answer Interpreting data
If you used the Excel formula =SUM (A2:A4), what would be calculated? Correct Answer The sum of cells A2-A4
Descriptive Statistics
Inferential Statistics Correct Answer Descriptive statistics describes characteristics of a sample
Inferential statistics attempts to infer characteristics of a population for a sample
Sample Correct Answer A sample is a random and representative group of population. In a sample, everyone from a population should have an equal chance of being selected.
This measure of central tendency can be considered the least precise Correct Answer Mode
What should be used to determine central tendency Correct Answer The mean
If a distribution is "significantly distorted" what is this called? Correct Answer Skew
What is the mean value of the following scores 12,25,15,27,32,8? Correct Answer 19.83
Which measure of central tendency is most influenced by outliers? Correct Answer Mean
Your current exam mean is 93.2. If you receive an 87 on the next exam, this will have the effect of Correct Answer decreasing your mean
What are Greek letters used to represent? Correct Answer Population parameters
Which of the following defines the median? Correct Answer midpoint in a set of scores
What is the median of the following set of scores: 23, 17, and 15,32,38,47 Correct Answer 27.5?
What is the 75th percentile also known as Correct Answer Q3?
Which of the following are used define the percentage of cases equal to and below a certain point in a distribution of scores? Correct Answer Percentile points
what would be your preferred measure of central tendency if you had the following data: 32,400 42,500 49,570 145,850 Correct Answer Median
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