 # Discussion Topic A. If a data set has negative number,

Discussion Topic

A. If a data set has negative number, can you get a negative standard deviation? Yes or No. If yes give me an example.

B. Z-score: Come up with any questions you have about z-score or chapter 5 in general ?

Chose either A or B for this week discussion.

At Least 175 words.

Course MaterialsRequired Text or E-Book: Gravetter, F.J., Wallnau, L.B (2017). Essentials of Statisticsfor Behavioral Sciences, (10th edition). Custom for Monroe College. Boston, MA:Cengage Learning

Measure of Variability ( Step by Step):

Calculating The Range, Standard Deviation, and Variance

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By TI-30 XS Multiview

How to find Mean, Median, and Standard Deviation (via TI-30XS Multiview)

By TI-83/84

How to find Mean, Median, and Standard Deviation (via TI-83/84)

By TI-34

How to find Mean, Median, and Standard Deviation (via TI-30XS, TI-34, TI-30XS Pro, or TI-30 XS Plus)

Measure of variation By Excel:

1. Calculating Standard Deviation By Excel

2. Calculating Variance By Excel

3. Calculate Mean, Median, Mode, Range, Standard Deviation, Variance By Excel

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