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Descriptive Statistics
Page 2
Questions (1,514)
Use the graph below to fill in the blanks.
(4 points) The distribution of number of red pieces in candy bags is best described as
1 answer
asked anonymously
83 views
Given the data set below, solve for the following and match them to their answer. All answers are rounded to the nearest tenth.
{
1 answer
asked anonymously
24 views
what are 2 things you know about IQR(interquartile rage)and MAD(mean absolute deviation)
1 answer
asked anonymously
21 views
Suppose that shoe sizes of American women have a bell-shaped distribution with a mean of 8.11
and a standard deviation of 1.46 .
1 answer
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31 views
A set of data has a normal distribution with a mean of 49 and a standard deviation of 8. Find the percent of data within the
3 answers
asked by
LostCoward
9 views
The randomly selected delivery times, in minutes, of two restaurants are as follows. Which restaurant has more consistent
1 answer
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33 views
The data shows the number of miles run per week by randomly selected students from two different classes. Find the difference
5 answers
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21 views
What are the mean, variance, and standard deviation of these values? Round to the nearest tenth.
x x minus x repeating x minus x
1 answer
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9 views
The data shows the number of miles run per week by randomly selected students from two different classes. Find the difference
11 answers
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155 views
Kaitlyn measures the upload speed in megabits per second of her home broadband internet connection during peak hours and
1 answer
asked by
Hana
13 views
A sample of 15 hospitals in Texas had a mean wait time of 48 minutes. Texas hospitals, as a whole, have a mean wait time of 53
9 answers
asked by
hi
12 views
Summarize the variability of this dataset by calculating its range:
8, 15, 13, 10, 38, 19, 35, 7, 4, 10, 18, 21, 19, 33
1 answer
asked by
Wisepan
11 views
Statistics Unit Test
12 of 1512 of 15 Items Question Use the image to answer the question. An illustration shows two sets of dot
1 answer
asked by
noooooooooooooooooooooooooooooooooooooooooooooooob
23 views
Descriptive Statistics Unit Test
6 of 126 of 12 Items Question Derby collects samples of insects in the forest and in a marsh to
1 answer
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9 views
Descriptive Statistics Unit Test
7 of 127 of 12 Items Question An urgent care center has two campuses, A and B. The doctors at
1 answer
asked anonymously
8 views
What is the MAD and IQR for the given dataset? 1, 4, 6, 7, 9, 10, 10, 11, 12, 12, 14, 15, 17, 18, 19 (1 point) Responses MAD: 4;
1 answer
asked by
connexus user
31 views
Find the mean, median, and mode of the set of values.
Age (years) 14 15 16 17 18 19 20 Frequency 4 11 16 11 8 6 5
1 answer
asked anonymously
5 views
Describe Data Sets Quick Check
5 of 55 of 5 Items Question Kris writes the following description of a dataset: The mean of the
1 answer
asked by
i love bot
11 views
Group A 18 20 46 34 58 31 41. Group B 15 21 32 42 29 57 39 the table show the times in minutes spend shopping by two different
1 answer
asked anonymously
9 views
The data shows the number of seconds it took two randomly selected groups to thread a needle. Compare the measures of center and
1 answer
asked anonymously
6 views
For borrowers with good credit scores, the mean debt for revolving and installment accounts is $15,015 (BusinessWeek, March 20,
5 answers
asked by
Mia
6,042 views
(1 point) Women's weights are normally distributed with a mean given by μ=143 lb and a standard deviation given by σ=29 lb.
2 answers
asked by
Anonymous
1,303 views
Sixty students were given a history exam. Their scores are shown below, sorted from smallest to largest.
6 36 36 38 38 39 39 40
4 answers
asked by
tonie
2,223 views
The average score of a statistics class was 71 with a standard deviation of 10.
What is the z score of a student with a grade of
2 answers
asked anonymously
131 views
A summary of 24 observations of x gave the following information:
∑(x − a) = −73.2 and ∑(x − a)2 = 2115. The mean of
3 answers
asked by
savya
385 views
IQ scores in the US population have an average of µ = 100 and a standard deviation of σ = 15. Suppose a researcher wanted to
2 answers
asked by
gloria
592 views
Annual per capita consumption of milk is 21.6 gallons (Statistical Abstract of the United States: 2006). Being from the Midwest,
1 answer
asked by
Vanessa
709 views
The data below represents the ages of the 1st 10 people in line at the movie theater 24 28 26 24 28 30 26 20. Four twenty seven
2 answers
asked by
Amy
107 views
Measure of dispersion
2 answers
asked by
Jr
71 views
The number of hours a group of contestants spent preparing for a quiz show are listed below. What is a frequency table that
1 answer
asked by
MyNameIsNotImportant
103 views
Use the steam-and-leaf plot below to answer questions 1-3.
1.What is the range of data? answer=42 2.What is the median?.
1 answer
asked by
Jesus Loves You
80 views
what are the mean median mode and range of the data set given the altitude of lakes in feet
-9 -36 -23 -8 -17 -52 -27 and -36?
1 answer
asked by
i got answers
98 views
The median of the entire data set is called...
Q3 Q2 Q1
1 answer
asked by
hhhhhhhhhhhhhh
96 views
1. The ages of 5 employees of a small business are shown in the table.
Name Age Tom 45 Melissa 32 Rebecca 26 Amber 23 Jonathan 19
10 answers
asked by
Paris 🌹✨💜♌
1,436 views
From past experience, an airline has found the
luggage weight for individual air travelers on its trans- Atlantic route to have a
2 answers
asked by
Julia Brown
747 views
. A population has a mean of μ=35 and a standard deviation of σ=5. After 3 points are added to
every score in the population,
4 answers
asked by
gashu
631 views
A fertilizer manufacturing company buys certain raw materials by weight. EAch batch of raw materials purchaes is weighed and the
7 answers
asked by
Tatenda
3,835 views
A survey found that women's heights are normally distributed with mean 62.5
in. and standard deviation 2.7 in. The survey also
3 answers
asked by
alex
3,159 views
The weight of adults in a certain city has amean of 130 ibs, with standard deviation of 41 ibs .asample of 25 adults living in
12 answers
asked by
Eshete baye
1,789 views
The data shows the number of miles run per week by randomly selected students from two different classes. Find the difference
2 answers
asked by
Yo mama
190 views
Passengers using New York's MetroCard system must swipe the card at a rate between 10 and 40 inches per second, or else the card
1 answer
asked by
Amanda
764 views
A random sample of 30 women drank an average of 15 cups of coffee per week during examination finals,
with the sample standard
2 answers
asked by
Mariaan
649 views
Suppose every student in your class got a score of 85% on an exam. What are the mean and standard deviation of those exam scores
4 answers
asked by
Tiffany
2,445 views
A random sample of dates taken from headstones at a cemetery in Pleasanton, California, showed an average lifespan of 70 years
1 answer
asked by
Anonymous
598 views
A random sample of n = 9 scores is obtained from a population with μ = 50 and σ = 9. If the sample mean is M = 59, what is the
3 answers
asked by
Samantha
1,912 views
A random sample of the amount paid (in dollars) for taxi fare from downtown to the airport was obtained. (Give your answers
3 answers
asked by
Tom 81
1,470 views
A sample of 3000 observations has a mean of 86 and a standard deviation of 13. The distribution is bell-shaped. Using the
2 answers
asked by
myself
719 views
The International Air Transport Association surveys business travelers to develop quality ratings for transatlantic gateway
2 answers
asked by
Vanessa
953 views
The branch manager of an outlet of a nationwide chain of pet supply stores wants to study characteristics of her customers. In
2 answers
asked by
Student
750 views
the lytton rubber company wishes set a minimum mileage guarantee on its new Mx 100 tire. Tests reveal the mean mileage is 67,900
7 answers
asked by
habtsh
1,226 views
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