Outliers Math Worksheet

Author Audrey 10 Jun 2024

Outliers Math Worksheet - They must then determine what effect the outlier has on these statistics. The following dotplot shows the number of songs on each album in sal's collection. 5) given the following data: There are no data values less than 31.

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An extreme value such as this is called an outlier. Consider the scatter plot above, which shows data for students on a backpacking trip. The outliers worksheet with answer key is a document that provides practice exercises and their solutions related to the concept of outliers in data analysis.

Answer Key Sheet 1 Write The Outliers For Each Set Of Data.

According to the 1.5 ⋅ iqr rule for outliers, how many high outliers are there in the data set? (total for question 1 is 8 marks) (3) (2) (3) 2 in a study of how much time students spend on social media, usage of a random sample of 15 students was examined for a particular day. Mean with the outlier [0.1cm] 157.99/29≈ 5.45 to find the mean without including the outlier, 4.88 can be subtracted from the sum and the result divided by 28.

How It Affects The Mean, Median, Mode, And Range.

Height (in inches) 52 47 55 81 61 49 59 order the data: What are outliers in scatter plots? The median more accurately describes data with an outlier.

Which Results In The Table Do You Think Are Outliers?

D) what effect will the outlier have on the range of the data if the outlier is excluded? Statisticians have developed many ways to identify what should and shouldn't be called an outlier. Said differently, low outliers are below q 1 − 1.5 ⋅ iqr and high outliers are above q 3 + 1.5 ⋅ iqr.

Understand What An Outlier Of A Data Set Is, Identify The Outliers Using The Definition In Case Of Evident Outliers Given Graphically, Understand What Anomalies Are And Why They Should Be Removed From The Data And Then Recompute The Mean Or Standard Deviation Of The Data Set Without The Anomalies, Identify.

Calculate the median and mode when you have outliers. Calculate the following measures of central tendency for this data set. Printable math worksheets @ www.mathworksheets4kids.com name :

Six Data Sets Are Provided.

What will happen to the mode of the data if the outlier is excluded? 10 20 30 40 50 60 70 2 4 6 8 10 12 14 backpack weight (kg) student weight (kg) sharon brad. The extreme values in the data are called outliers.

These Worksheets Help Students Understand How To Identify And Analyze Outlier Values In A Data Set.

Students must calculate the mean, median, mode, and range of each data set with the outlier included, then with the outlier excluded. By hand, the mean was calculated by dividing the sum of all the values by 29. The first step is to arrange your data set in the ascending order (smaller value to bigger value):

Each Dot Represents A Different Album.

Rushing yards gained by san diego chargers. Worksheets are outlier exercises, finding outliers using iqr work, finding outliers in a data set work 12, identifying and addressing outliers, inter quartile range outliers, a guide to working with statistics, l e s s o n bar graphs and dot plots, commuting to work box plots central tendency and. To find the outlier in a data set, sort the given data in increasing or decreasing order and then identify the unusually high or low value.

In The Data Set Below, The Value 12 Is Much Less Than The Other Values In The Set.

The data set shown below has an outlier. Mean (round to the tenths place): (c) draw a box plot for these data indicating clearly the position of the outlier.

46, 39, 38, 47, 45, 34, 83 A) What Effect Will The Outlier Have On The Median Of The Data If The Outlier Is Excluded?

By the end of the lesson you will be able to explain which measure of central tendency most accurately represents a set of data with an outlier. I will be able to make precise claims about the data set and nature of outliers. B) work out the range of the daily wages.

Examining The Effect Of Outliers.

Math 7 units 7.3 & 7.4 effects of the outlier choosing the appropriate measure. The mean is a good measure to use to describe data that are close in value. 47, 49, 52, 55, 59, 61, 81 iqr = 61 − 49 = 12 49 − 1.5 × 12 = 31 61 + 1.5 × 12 = 79 because 81 > 79, 81 is an outlier.

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For a data set containing 2, 19, 25, 32, 36, 38, 31, 42, 57, 45, and 84. We call a data point an outlier if it doesn't fit the pattern. D) what will happen to the range of the data is the outlier is excluded?

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Compare answers with a partner. Determine the outlier and then answer the questions as to what happens to the median, mean, mode, range and standard deviation when the outlier is removed. £70 £70 £80 £80 £80 £80 £80 £85 £85 £170 a) work out the mean daily wage.

1) 16, 25, 24, 19, 33, 25, 34, 46, 37, 33, 42, 40, 37, 34, 49, 73.

This worksheet helps reinforce the effect of an outlier on the mean, median, mode, and range of a data set. Give a possible reason for these outliers. Scatter plots often have a pattern.

The Table Shows The Heights Of Seven Students.

The mode is a good measure to use when you have. You can also try the geometric mean and harmonic mean, they may work better. Number of people who bike to work in select states to answer the following questions and prompts.

C) What Effect Will The Outlier Have On The Mode Of The Data If The Outlier Is Excluded?

Find an outlier, if any. Minimum value (min) = 0 and maximum value (max) = 35. This set of pdf worksheets is designed for students in 7th grade, 8th grade and high school.

In The Above Number Line, We Can Observe The Numbers 2 And 84 Are At The Extremes And Are Thus The Outliers.

An outlier is a data point that is significantly different from other data points in a dataset. (b) show that 110 is the only outlier. Students will be able to.

In This Worksheet You Will Be Investigating How An Outlier Affects The Mean And Median Of A Set Of Data.

0, 2, 5, 6, 9, 12, 35 (ascending order) the next step is to find the minimum and maximum values from the given values. A commonly used rule says that a data point is an outlier if it is more than 1.5 ⋅ iqr above the third quartile or below the first quartile. 8 the daily wages of ten people who work at a small factory are shown.