IGCSE /Grade 8
Maths MCQ Based On Identifying an outlier and describe the effect of removing it
Our free online Maths test quiz for Grade 8, IGCSE will assist you to improve your Maths skills on every concept in a fun interactive way.
Happy students
Awesome classes
IGCSE Grade 8 Maths Identifying an outlier and describe the effect of removing it
|
When the outlier is taken, it affects the mean of the data either as an increase or decrease in mean.
Removing an outlier would cause the mean to either increase or decrease.
Removing an outlier would cause the mean to either increase or decrease.
Removing an outlier affects the mean of a data set as an increase or decrease.
To identify the value that is most likely to be an outlier in the given dataset using the outlier detection criterion of 3 standard deviations from the mean, we need to calculate the mean and standard deviation of the dataset.
calculate the average height of new total students
Removing an outlier from a dataset is likely to have the greatest effect on the measure of central tendency known as the mean or arithmetic mean.
To determine the effect on the range of the data set after removing the weight of 65 kg, we need to calculate the initial range and then recalculate the range after the removal.
Outliers are data points that significantly differ from the majority of the data points in a dataset. They can have a disproportionate impact on certain statistical measures and can distort the interpretation of data.
To determine the effect on the standard deviation, let's first calculate the standard deviation of the given dataset: 20, 22, 24, 26, 28, 30, 100.
At JustTutors, we believe in the power of digital technology to help students get personalized learning and attention from India's best-in-class science, english and math tutors. We are focused on creating a top-class e-learning platform that brings together the best teachers, technology, media, content for creating a seamless and world-class experience for every student.