Log out Go to App
Go to App

Learning Materials

Features

Discover

Chapter 3: Q. 3.151 (page 136)

Is an extreme observation necessary an outlier? Explain your answer.

Short Answer

Expert verified

Yes, extreme observation is necessary considered as an outlier.

Step by step solution

01

Given Information

We have to find out whether the extreme observation is considered as outlier or not.

02

Explanation

The definition of outlier is that any value which is far away from normal, like if from a given data something is odd or different from other is considered as an outlier. An extreme observation regardless of circumstances is always considered as an outlier only and only if data is also extreme.

Hence, extreme observation is considered as an outlier.

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Start your free trial

Over 30 million students worldwide already upgrade their learning with Vaia!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

Treating Psychotic Illness. L. Petersen et al evaluated the effects of integrated treatment for patients with a first episode of psychotic illness in the paper "A Randomized Multicenter Trial of Integrated Versus Standard Treatment for Patients with a First Episode of Psychotic Illness" (British medical journal, vol. 331.(7517):602). Part of the study included a questionnaire that was designed to measure client satisfaction with both the integrated treatment and standard treatment. The data on the Weiss Stats site is based on the results of the client questionnaire.

(a) Use the technology of your choice to obtain boxplots for the data sets, using the same scale.

(b) Compare the data sets by using your results from part(a) paying special attention to center and variation

How many standard deviations to either side of the mean must we go to ensure that for any data set, at least 99%of the observations lie within?

How many standard deviations to either side of the mean must we go to ensure that for any data set, at least 95%of the observations lie within?

Simple data sets have been given for you to try locating the descriptive metrics mentioned in this section. For each data set separately.

(a) Calculate the quartiles,

(b) calculate the interquartile range

(c)compile a five-number summary.

1,2,3,4,5,1,2,3,4,5

True of False: The mean, median and mode can all be used with quantitative data. Explain your answer.
See all solutions

Recommended explanations on Math Textbooks

Decision Maths

Read Explanation

Probability and Statistics

Read Explanation

Statistics

Read Explanation

Theoretical and Mathematical Physics

Read Explanation

Pure Maths

Read Explanation

Geometry

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.

Sign-up for free