All Statistics Resources
Example Questions
Example Question #1 : Standard Deviation
Calculate the standard deviation of the following data set:
Possible Answers:
Cannot be determined
Correct answer:
Explanation:
The standard deviation is found by using the following formula:
We will start by identifying the components of this equation:
Now, we can use this information to calculate the standard deviation.
First, we need to identify and
. There are six variables in the data set; therefore, we can write the following:
Next, we need to calculate the mean:
Second, we need to find the square of the absolute of each variable minus the mean:
Last, let's substitute these values into the standard deviation formula and solve.
Solve.
All Statistics Resources
Popular Subjects
ACT Tutors in Los Angeles, English Tutors in San Francisco-Bay Area, Chemistry Tutors in Denver, Statistics Tutors in San Diego, GMAT Tutors in Boston, Statistics Tutors in Chicago, ISEE Tutors in Denver, Chemistry Tutors in San Francisco-Bay Area, Math Tutors in Houston, ISEE Tutors in Dallas Fort Worth
Popular Courses & Classes
LSAT Courses & Classes in Seattle, SSAT Courses & Classes in Chicago, Spanish Courses & Classes in Dallas Fort Worth, MCAT Courses & Classes in Los Angeles, LSAT Courses & Classes in Denver, GMAT Courses & Classes in Washington DC, Spanish Courses & Classes in Phoenix, ISEE Courses & Classes in San Diego, MCAT Courses & Classes in San Diego, SSAT Courses & Classes in Boston
![Learning Tools by Varsity Tutors](https://vt-vtwa-app-assets.varsitytutors.com/assets/problems/og_image_practice_problems-9cd7cd1b01009043c4576617bc620d0d5f9d58294f59b6d6556fd8365f7440cf.jpg)