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Measures of Variability
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Questions (205)
For a set of scores, will the interquartile range always be less than the range? Explain your answer with an example.
I know the
2 answers
asked by
Anonymous
513 views
using the range rule of thumb to approximate the standard deviation - a distribution of data has a maximum value of 80, a median
1 answer
asked by
Deb
501 views
Why are measures of variability essential to inferential statistics?
2 answers
asked by
Jill
479 views
Diven the data 3.5,1.6,2.4,3.7,4.1,3.9,1.0,3.6,4.2,3.4,3.7,2.2, and using the range rule of thumb, what is the standard
1 answer
asked by
Deb
465 views
what is the variance and standard deviation for the group of numbers:
28 27 48 52 77 29 30 31 60
1 answer
asked by
Barbara
449 views
If I have 4 standard deviations, how do I find the SD of the distributions of all of them?
They are: .15 .16 .14 .15
1 answer
asked by
MW
456 views
What significance does variance have to a set of data?
is variance the same as coefficent of variation? when using coefficient of
1 answer
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Anique
452 views
heights in com for a random sample of 80 male employees of S&M Construction Company were measured deviation is 12.57, the sample
1 answer
asked anonymously
49 views
Determine whether the statement is true or false.
The sum of the variance of a set of data is the square of the standard
1 answer
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Help pls
35 views
Mr. Gomez is researching the price of a new car. He narrowed his search down to five car dealers. The price of the car at each
1 answer
asked anonymously
54 views
Type the correct answer in the box.
Helen gathered data on the fuel efficiency of compact sedans. Her sample contains 80 data
1 answer
asked by
willie
24 views
The randomly selected delivery times, in minutes, of two restaurants are as follows. Which restaurant has more consistent
1 answer
asked anonymously
27 views
Mr. Gomez is researching the price of a new car. He narrowed his search down to five car dealers. The price of the car at each
1 answer
asked by
Hummingbird. 6th
34 views
Use the standard deviation to compare the variability of the datasets. Round to the nearest hundredths.
Dataset A: 11, 7, 12, 8,
1 answer
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17 views
Select all the measures of variability that can be used to compare two data sets.
Mean Interquartile range Median Mean Absolute
1 answer
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9 views
A random sample of 40 smokers is classified in the following table:
Ages Frequency [10-20) 4 [20-30) 6 [30-40) 12 [40-50) 10
1 answer
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25 views
Give a relevant example for the following
A measure of variability provides an indication of how diverse or variable the spread
1 answer
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23 views
A retirement community tracks the ages of its residents. The dot plot below displays the data.
What is the standard deviation of
1 answer
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11 views
Measures of variability , define and give examples
1 answer
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26 views
Find the measures of variability and any outliers for the data set.
{8, 3, 9, 14, 12, 11, 20, 23, 5, 26} Answer Attempt 1 out of
1 answer
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26 views
Find the measures of variability and any outliers for the data set.
{107, 82, 93, 112, 120, 95, 98, 56, 109, 110} Answer Attempt
1 answer
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The mean absolute deviation of Dataset #1 is 48.2. Dataset #2 follows. Which dataset is more spread out?
Dataset #2: 401, 467,
1 answer
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16 views
Find the mean absolute deviation of the following dataset. Round your answer to the nearest tenth.
204, 211, 216, 300, 426, 567,
1 answer
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11 views
Find the mean absolute deviation of the following dataset. Round your answer to the nearest tenth.
204, 211, 216, 300, 426, 567,
1 answer
asked anonymously
7 views
Find these measures of variability for the given dataset: range and IQR.
21, 24, 25, 27, 30, 32, 33, 34, 34, 36, 41, 44 (1 point)
4 answers
asked anonymously
30 views
The dot plots show the weights of randomly selected cats and small dogs in different
households. Based on an informal assessment
1 answer
asked anonymously
135 views
Use the image to answer the question.
A number line ranges from 2 to 9.5 in increments of 0.5. A boxplot is placed above the
1 answer
asked by
SoleGazelle3623
4 views
5 of 55 of 5 Items
Question Use the image to answer the question. A number line ranges from 2 to 9.5 in increments of 0.5. A
1 answer
asked anonymously
29 views
Consider the following sets of sample data:
A: $1.14 , $2.54 , $1.29 , $2.20 , $2.22 , $2.48 , $1.07 , $1.03 , $1.23 , $2.00 ,
1 answer
asked anonymously
8 views
Use the image to answer the question. For the given box plot, which measure of variability—range or IQR—best represents the
1 answer
asked by
JavierAsksAQuestion
13 views
he randomly selected delivery times, in minutes, of two restaurants are as follows. Which restaurant has more consistent
1 answer
asked by
???
7 views
Module 8 Lesson 3: Applications of Statistics
The ages of two groups of karate students are shown in the following dot plots: A
1 answer
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13 views
Determine the main absolute deviation of the following data set round your answer to the nearest 10th
134, 138, 150, 155, 158,
1 answer
asked by
The
3 views
The list shows the maximum flying speeds of the ten fastest birds worldwide.
88, 72, 77, 95, 65, 80, 70, 106, 65, 68 What is the
1 answer
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5 views
Question Which measure of variability—range or IQR—best describes the spread of the dataset? Social studies group project
1 answer
asked by
Bubin
18 views
The following data sets represent the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
1 answer
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10 views
Maria surveyed girls on the amount (in $) they spent on a dress for the middle school spring fling: 79, 79, 79, 82, 84, 85, 89,
1 answer
asked by
Bubin
6 views
Which measure of variability—range or IQR—best describes the spread of the dataset?
For a statistics assignment, Shayna
1 answer
asked by
optinal
14 views
For the given box plot which measure of variability range or 1qr best represent the shape of the distribution
1 answer
asked anonymously
9 views
The randomly selected delivery times, in minutes, of two restaurants are as follows. Which restaurant has more consistent
1 answer
asked by
^¥^ as described on tv
8 views
The following data sets represent the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
1 answer
asked by
^¥^ as described on tv
7 views
Find the main absolute deviation of the following data set round your answer to the nearest 10th
204, 211, 216, 300, 426, 567,
1 answer
asked by
The
4 views
give me examples for all of them
absolute deviation – the absolute value of the distance from the data point to the mean mean
7 answers
asked anonymously
21 views
Use the image to answer the question.
An illustration shows two sets of dot plots. One is titled Weight in Pounds, Cats and the
1 answer
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4 views
Which quarter had the least variability between the four regions?
Q1 Q2 Q3 Q4
1 answer
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4 views
The dot plots show the weights of randomly selected cats and small dogs in different households. Based on an informal assessment
1 answer
asked anonymously
17 views
Number of goals scored in one season at Whitmore College soccer games follows:
0, 0, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4
1 answer
asked by
URMOMLIKESMEN
20 views
The following data sets represent the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
1 answer
asked anonymously
10 views
Maria surveyed girls on the amount (in $) they spent on a dress for the middle school spring fling: 79, 79, 79, 82, 84, 85, 89,
1 answer
asked by
connexus user
19 views
127 125 125 129 123 126 127 128 128 125. Find the range and the interquartile range of the data set
1 answer
asked anonymously
4 views
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Parent Categories (11)
Data Analysis
Data Analysis & Probability
Data Analysis and Interpretation
Data Analysis or Statistics
Descriptive Statistics
Inferential Statistics
Mathematics
Measurement and Data Analysis
Statistical Measures
Statistics
Statistics and Data Analysis