Choose the scatter point in which the outlier is highlighted.

Q: Based on outliers and influencers, do you think the following scatter plots contain any outliers or…

A: Outliers: Data points that diverge in a large way from the overall pattern are called outliers.…

Q: Out of 300 students in the school, 225 passed an exam. What would be the mean of the sampling…

A:

Q: Find the q1,q2,q3 and interquartile range and identify any outliers from the data set below. 57, 62,…

A:

Q: Write down the steps for finding the median?

A: Median: The median is the middle-most observation in an ordered (in an ascending or descending…

Q: The five number summary of a dataset was found to be: 45, 50, 57, 68, 70 An observation is…

A: NOTE: As per the guidelines, we are supposed to solve this first question.   The five number summary…

Q: . Give the Five-Number Summary and test for Outliers: 1, 5, 8, 10, 11, 12, 13, 18, 19, 20, 28, 38,…

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Q: 2) Is there any outlier in the data set X? Use Dixon Outlier method and box-plot technique and…

A: Given data, Midterm result (X) 42 90 65 70 41 58 56 20 53 2

Q: Using the IQR definition of outliers, how many outliers are in this data set? Find the lower fence…

A: Formula for lower fence: Lower fence=Q1-1.5IQR Formula for upper fence: Upper fence=Q3+1.5IQR…

Q: The five number summary of a dataset was found to be: 0, 2, 4, 7, 12 An observation is considered…

A: Obtain the values of upper and lower fence. Thus, the value of lower fence is –5.5.

Q: In a frequency distribution, the coefficient of skewness based on quartiles is 0.5. If the sum of…

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Q: If the five numbers summary of the data are : -14 , 0 , 2 , 3 , 10 then the lower outlier limit =

A: We have given that the data,  14, 0, 2, 3, 10 Then,  We will find the lower outlier limit = ?

Q: Is it possible that creating a Boxplot could show outliers but z-scores show no outlier? Explain…

A: In order to find the outliers, box plot helps to find it is more easier way.

Q: For a box plot, here are 4 values at the low end of a dataset and 4 values near the high end of a…

A: Given: Data 2.7 5.5 6 9 … 50.5 54 60 65 Value 5 & 47

Q: Can the X-bar chart be used in order to see if the number of defectivesin a production timeslot is…

A: There are two types of Control charts: 1) Control charts for variables. 2) Control charts for…

Q: using the box plot, how can you guess if there are potential outliers?

A: Let us say we have a Boxplot :

Q: What are the main differences between outliers and influential observations

A: Outlier and inferential observations are both observed in the regression. In the scatter diagram,…

Q: What are outliers

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Q: range, as a measure of spread, has the disadvantage of being influenced by outliers. Illustrate

A: Range is defined as the difference between the highest and lowest observation of a data set.…

Q: Explain what is an outlier and how it may affect the data results of an investigation

A: We have to explain an outlier and write how it may affect the data results of an investigation.

Q: What is an outlier?

A: We have to describe the outlier. Outlier can be present in any dataset.

Q: Are there any outliers in this distribution?

A: The data set is: 7 6 5 4 7 6 4 3 7 6 5 7 6 7 7 7 5 6

Q: is an outlier?

A: a) Outlier: The Observation which lies outside the control limit is called an outlier. an outlier is…

Q: A data set has a median 70, 1st quartile 65 and 3rd quartile 85 .Which of the following will…

A: Given that median = 70,  First quartile Q1 = 65 Third quartile Q3 = 85, then Inter quartile range…

Q: Check for outliers

A: Outliers are the points in a dataset that does not follow the common trend of the data or greatly…

Q: Which of the three measurements, mean, median, or mode, is the most influenced by an outlier value…

A: Outlier in a data set is the value which is much higher than or lower than almost all other values.…

Q: Check the following data set for outliers. If there is more than one answer, separate them with…

A: The first task is to calculate the median and the quartiles. And in order to compute the median and…

Q: The five number summary of a dataset was found to be: 0, 7, 14, 16, 19 An observation is considered…

A:

Q: The following table lists the number of days that 15 houses in a particular area were on the market…

A: Quartiles: The values which divide a frequency distribution of a variable into four equal parts, are…

Q: Explain how the interquartile range of a data set can be used to identify outliers.

A: Use Of InterQuartile Range in Identifying the outlers.Throught the Interquartile range we can find…

Q: For a box plot, here are 4 values at the low end of a dataset and 4 values near the high end of a…

A:

Q: A pine tree that is 140 feet tall is added to the sample. How will this outlier affect the shape of…

A: When the new data value of 140 feet tall is added, then the new box plot would be positively skewed.…

Q: Which measure of center is most resistant to (or least affected by) outliers? Explain your answer

A: Given : Outliers : An outlier is an observation that lies an abnormal distance from other values or…

Q: Find the outliers in the following data : 280-500-300-450-330-370-400

A: data set : 280-500-300-450-330-370-400 Fisrtly arrange the data in ascending order  Then find first…

Q: Ideally, in stratified sampling, the members of each stratum should be ________ relative to the…

A: Stratified random sampling: Stratified random sampling is a method of sampling in which, the…

Q: find 27th percentile of data   41,42,45,46,48,49,50,52,53,55,58

A:

Q: The 5-number summary of scores on a test is 142 148 183 Based on this information, 95 125 There are…

A: Given,minimum value=95Q1=125Q2=142Q3=148maximum value=183

Q: Determine any outliers for the data set. Select all that apply. 6, 6, 12, 13, 14, 19, 22, 56

A:

Q: The five-number summary of a dataset was found to be: 1, 4, 13, 16, 18 An observation is considered…

A: The 1st and 3rd quartile can be calculated as: the Q1 can be calculated as: the Q3 can be…

Q: A set includes the following five numbers: 20,19,50,18,16 which data measure decreases when the…

A: The set is the collection of real numbers, given as

Q: In a certain company, every worker was given a $900 raise. How does this affect the median of the…

A: Given information- We have given that in a certain company, every worker was given a $900 raise. We…

Q: For a box plot, here are 4 values at the low end of a dataset and 4 values near the high end of a…

A: The data values which are less than the lower fence or greater than the upper fence are called…

Q: The following table lists the number of days that 15 houses in a particular area were on the market…

A: Given data, 9,10,21,36,37,40,46,50,53,59,61,64,75,94,115   Sort the data in ascending order.…

Q: Calculate the 70th percentile of the data set shown

A: Given n=10 x 4.4 8.8 10.3 12 20.9 26.8 28 28.4 29.2 30

Q: Make a stemplot to display the distribution of pups born per year. Describe the shape, center, and…

A: The objective is to make a stemplot for the data:

Q: Find the 36th percentile for this data.

A: Given  Data values :38,24,32,18,25  Then to find 36th percentile?

Q: The mean is a better measure of location when there are no outliers.  True  False

A: The mean is a better measure of location when there are no outliers.

Q: Use the IQR to determine if any of the data in the data set are outliers.…

A: Given data set23,80,43,23,0,20,23,23,20,28sample size(n)=10