For a set of observations, Q1 80 and Q3 = 130. %D Values greater than and less than are possible outliers.

Q: One sample of scores has a mean of M = 45 and a sample size of n = 10 scores.  A second sample of…

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Q: Ms. Ana revealed to the Dean, who was in the process of reviewing the data at the time, that she had…

A: Hint: The outliers are calculated using the below formulas: Lower limit=Q1-1.5×IQRHigher…

Q: Remove outliers, missing values and rescale the data.

A: Given information: The data represents the values of the variables X1 and X2.

Q: Determine the percent of data greater than z=−1.40.

A: Know that  X~N( 0 , 1 )   μ=0  , ?=1 (for standard normal distribution)    Z-score =( x - μ )/?

Q: Find the proportion of Normally distributed observations with a zz-score below -1.53.

A: It is given that the z-score below -1.53.

Q: find p (1.2<z<1.75) refer to the table of z-scores

A: We have to find p (1.2&lt;z&lt;1.75) of z-score

Q: What are the outliers in these data? Show your work. (calculations)

A: From the dotplot, the data of 22 students is 1, 4, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8,…

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: 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: A sample of psychology students in MSU-IIT was part of a study that examined their happiness level…

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Q: The height of a Cedar tree, in feet, is predicted by its age in years after being planted in 1990.…

A: Here, X is defined as age in years after being planted in 1990 and Y is the height of a Cedar tree,…

Q: It is thought that prehistoric Indians did not take their best tools, pottery, and household items…

A: Answer X               Y 6.00           96.50           266.75           557.50           628.00…

Q: Find the outliers in the following data set: 3, -5,2,2, 13.5, 6, 3,7. Find (a) Q₁-(1.5)(1QR) = (b)…

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Q: Describe a variable that would likely result in a positively skewed distribution. Justify your…

A: Histogram is used to show the skewness exist in the data set. There are two type of skewness they…

Q: Below is a reference to the values ​​of the cure after 4 weeks of treatment. What is called the…

A: Boxplot: Boxplot useful to know the variation between data points. The major advantage of the…

Q: the first quartile blood sugar level for someone fasting without diabetes is 70 milligrams per…

A: We have given that data  53,84,197 Q1=70  Q3=100

Q: A paper described the results of a medical study in which one treatment was shown to be better for…

A: We have given the table summarizes data for men and women combined.Survived (S)Died…

Q: Decide whether each of the following statements makes sense (or is clearly true) or does not make…

A: the solution is all about the concept of mean and median.

Q: In a survey of 1150 adult males, 805 said they use the Internet. In a survey of 1050 females, 746…

A: There are two dependent variables which are males and females. The independent variable is using of…

Q: A distribution of English exam scores has u = 70 and o = 4. A distribution of history exam scores…

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Q: The 10 members of the swim team completed the following numbers of laps at today's practice. 77, 78,…

A: Given: n = 10 Formula Used: Q1 = n+14thterm Q3 = 3n+14thterm

Q: Find the value of X2 values that separate the middle 80 % from the rest of the distribution for 20…

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Q: Suppose X ∼N (-4,1. Between what xx values does 99.72% of the data lie?

A: Given: X ∼N (-4,1 ) To find: Between what xx values does 99.72% of the data lie?

Q: set

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Q: There is one low outlier in the plot. The price of beer (per ounce) and price of a hot dog for this…

A: If the observation is far from the remaining observations, then the observation is said to be an…

Q: 4. Find the percentage of data points that lie below z = 1.46. Draw a picture to support your work.

A: The provided z-value is 1.46. The probability of data points that lie below this value can be…

Q: Use the graphs you have created to find outliers (values that are very far from the other data…

A: From the above graph, a fraction of the values that belong to the bin 0-1000 and 5000-6000 can be…

Q: Find the z-score that cuts off 40% in the tail on the left

A: Our aim is to find the find the z-score that cuts off 40% in the tail on the left

Q: Suppose a set of class marks has Q1 = 65 and Q2 = 75. What range of data woula be considered…

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Q: Sample mean is more sensitive to outliers in the data compared with the median True False

A: In question, We'll check that given statement is true or false. The explanation is below,

Q: 1. How are the collection of all sample proportions of samples of size 172 distributed? NO 2. What…

A: Given Information: Sample size (n) = 172 studentsPopulation Proportion (p) = 0.51. The distribution…

Q: Which point would most likely be considered an outlier if it was added to the data in the table?…

A: In statistics, an outlier can be defined as a data point that differs significantly from other…

Q: Find the 5 number summary for the data shown 10 17 40 41 46 52 53 59 65 98 5 number summary: IQR: D

A: Introduction: The middle value in a sorted list of numbers is called the median, and it may be used…

Q: Determine whether the following statement is true or false. If it is false, rewrite it as a true…

A: Outlier: The outlier is an observation which is very far from the other observations.

Q: The pie chart shows the distribution of the opinions of parents on whether a college education is…

A: CategoryObserved(O)ProportionExpected(E)(O-E)²/EStrongly agree850.54106.384.296901673Somewhat…

Q: Joselyn hopes to receive a grade of B or better in her statistics class. Currently she has scored…

A: Mean= sum of total obervation/ total no. Of observation

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: Si ), ms w5.16. The mean of marks in Statistics of 100 students in a class was 72. The mean of marks…

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