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Measures of Dispersion
Page 3
Questions (163)
In a distribution of sentence lengths in months like the following: 6, 12, 10, 18, 24, 360; which statistic would a researcher
4 answers
asked by
Jim
932 views
Calculate the range, standard deviation, and interquartile range for the data set:
{-1, 0, 1, 2, -1, 0, 1, 2, -1, 0, 1, 2, 1, 1,
2 answers
asked by
Jillian
926 views
The interquartile range of a distribution is 7.if the 25th percentile is 16,find the upper quartile
3 answers
asked by
Bto
904 views
The data list shows the scores of ten students in Mr. Smith's math class.
61, 67, 81, 83, 87, 88, 89, 90, 98, 100 What is the
5 answers
asked by
sevoria
892 views
If a value of 64 is given and the standard deviation is 5 what is the range
2 answers
asked by
Andrew
780 views
Find the range and the standard deviation (correct to two decimal places).
77, 89, 96, 96, 102
2 answers
asked by
Donald
809 views
A garage wishes to analyse the costs of servicing its range of cars. The costs of servicing cars over the past month are shown.
2
2 answers
asked by
zana
501 views
The data below represents the amount of grams of carbohydrates in a sample serving of breakfast cereal. 10 18 24 30 19 22 24 20
2 answers
asked by
Anonymous
664 views
Find the standard deviation. Round to one more place than the data.
68, 34, 86, 46, 48, 39, 79, 85, 81
3 answers
asked by
fatma kaya
647 views
Mrs. Little creates a boxplot for the test scores on her latest math test. She finds that the interquartile range is 20 points.
3 answers
asked by
tarvey
594 views
What is the mean absolute deviation of the following data set?
{70, 75, 90, 100, 95}
1 answer
asked by
llc
35 views
For a particular sample of 63 scores on a psychology exam, the following results were obtained.
First quartile = 57 Third
2 answers
asked by
Dawn
559 views
What is the mean absolute deviation of the following set:
{10, 4, 12, 8, 6}
1 answer
asked anonymously
19 views
What is the mean absolute deviation of the following set:
{6, 4, 12, 14}
1 answer
asked anonymously
36 views
What is the mean absolute deviation of the following set:
{23, 15, 15, 7}
1 answer
asked anonymously
17 views
What is the mean absolute deviation of the following set:
{11, 9, 36, 28, 7, 41}
1 answer
asked anonymously
19 views
If a population has a standard deviation σ
of 25 units, what is the standard error of the mean if samples of size 100 are
2 answers
asked by
Octavia
529 views
The list shows the number of employees at seven companies. 525, 650, 539, 643, 764, 539, 687 What is the interquartile range of
4 answers
asked by
manny
54 views
The list shows the number of employees at seven companies. 525, 650, 539, 643, 764, 539, 687 What is the interquartile range of
1 answer
asked by
manny
104 views
What is the Mean Absolute Deviation of the following set?
{2, 10, 7, 12, 8} 7.8 2.64 5 13.2 ... ...
1 answer
asked anonymously
17 views
find the mean absolute deviation
1,3,5,14,17
1 answer
asked anonymously
7 views
Consider the following data set:
27,49,15,43,35,57,13,73,23,31,32,41,61, 39,7. Suppose that you graph this data, with bins of
2 answers
asked by
Cori
510 views
what is the variance for the set of data 22,30,13,20,20
2 answers
asked by
terrence
468 views
true or false
The value for the standard deviation cannot be larger than the value for the range.
3 answers
asked by
Lyndyc
485 views
The favorite numbers of seven people are listed below.
9, 28, 16, 2, 33, 6, 10 What is the interquartile range of the numbers? A.
1 answer
asked anonymously
37 views
The scores of a group of five students are 4, 5, 6, 7, 8. The standard deviation is
3 answers
asked by
kidman
440 views
Find the mean absolute deviation of the set of data 16, 20, 24, 25, 28, 29, 31 and 35
1 answer
asked by
dekiera
445 views
I don't use this website to cheat but can someone tell me how to find the MAD (mean absolute deviation)
3 answers
asked by
S0me0ne0nThis
445 views
The list shows the number of employees at seven companies.
525, 650, 539, 643, 764, 539, 687 What is the interquartile range of
1 answer
asked by
Boogie Woogie Wu
34 views
Which of the following is not a measure of dispersion mean deviation, percentile,range,variance
1 answer
asked anonymously
32 views
What is the first step in finding the Mean Absolute Deviation (MAD) of a set of data?
1 answer
asked by
Neliah1512
39 views
What is the interquartile range (IQR) of the following data set?
7, 4, 3, 5, 2, 6, 3
1 answer
asked by
Neliah151231
18 views
Calculate the IQR of Alex’s probability distribution
1 answer
asked anonymously
12 views
Find the variance and 0 of the following scores on an exam: 92 95 85 80 75 by using a table to calculate
1 answer
asked anonymously
17 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
33 views
A set of data with a mean of 45 and a standard deviation of 8.3 is normally distributed. Find the value that is –2 standard
1 answer
asked by
sheep
24 views
What is the interquartile range of the following data set?
78, 90, 456, 676, 111, 381, 21
1 answer
asked by
sheep
6 views
How to find deviation
1 answer
asked anonymously
10 views
What is the deviation of 3.39 pi experimental with an experimental average of pi that is 3.12
1 answer
asked anonymously
13 views
Calculate the interquartile range of the skewed dataset 0, 2, 6, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 10.
1 answer
asked anonymously
35 views
For the data in the table below, find the sum of the absolute deviations for the predicted values given by the median-median
1 answer
asked anonymously
11 views
whats the mean absolute deviation of
134, 138, 150, 155, 158, 165
1 answer
asked anonymously
19 views
whats the mean absolute deviation of
74, 81, 86, 92, 74, 85, 90, 89, 78, 80 82.9 8.29 5.5 55
1 answer
asked anonymously
22 views
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
asked anonymously
15 views
The numbers of miles Ron biked are 31, 35, 49, 32, 45, 29, 33, 28, and 40. Determine the range of this data set.
1 answer
asked anonymously
7 views
The randomly selected delivery times, in minutes, of two restaurants are as follows. Which restaurant has more consistent
1 answer
asked anonymously
18 views
The main of the following data set is eight Find the main absolute deviation of the dataset
5.8. ,Seven, 8.1, 9.2 , 9.9
1 answer
asked by
The
6 views
The main of the following data set is eight Find the main absolute deviation of the dataset
5.8. ,7, 8.1, 9.2 , 9.9
1 answer
asked by
The
5 views
he following data sets represent the highway fuel efficiency in miles per gallon (mpg) of randomly selected cars from two car
1 answer
asked by
???
7 views
CC Tessa is investigating the number of strawberries in a pound package. She has six packages of strawberries and count the
1 answer
asked by
The
6 views
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Parent Categories (7)
Data Analysis
Data Analysis and Distribution
Data and Statistics
Data collection and analysis
Descriptive Statistics
Probability and Statistics
Statistics