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Descriptive Statistics
Page 2
Questions (1,532)
Those methods involving the collection, presentation, and characterization of a set of data in order to properly describe the
1 answer
asked anonymously
30 views
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
87 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
26 views
what are 2 things you know about IQR(interquartile rage)and MAD(mean absolute deviation)
1 answer
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23 views
Kat and Joshua want to know which pizza shop has the fastest delivery time. Kat took a random sample of 8 delivery times from
1 answer
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29 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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33 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
11 views
The randomly selected delivery times, in minutes, of two restaurants are as follows. Which restaurant has more consistent
1 answer
asked anonymously
39 views
The data shows the number of miles run per week by randomly selected students from two different classes. Find the difference
5 answers
asked anonymously
23 views
The randomly selected delivery times (in minutes) of two fast food restaurants are as follows. Fast Food 1 Fast Food 242 4038
4 answers
asked anonymously
59 views
The ages, in years, of randomly selected employees are 34 41 28 35 27 44 48 29 44 and 39
1 answer
asked by
bacon
35 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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10 views
The data shows the number of miles run per week by randomly selected students from two different classes. Find the difference
11 answers
asked anonymously
161 views
The randomly selected delivery times (in minutes) of two fast food restaurants are as follows.
Fast Food 1 Fast Food 2 42 40 38
1 answer
asked by
Tip Me
19 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
15 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
17 views
The data shows the number of miles run per week by randomly selected students from two different classes. Find the difference
1 answer
asked by
winston
15 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
32 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
asked anonymously
13 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
11 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
41 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
7 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
13 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
11 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
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10 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: 11;
1 answer
asked by
gtagmonke23
9 views
Does the mean or median better describe the shape of this data set? 46 54 43 57 50 62 78 42
3 answers
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
6,044 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
1,304 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
2,224 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
133 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
593 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
104 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
81 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 🌹✨💜♌
1,440 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
3,840 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
3,161 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
192 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
2,447 views
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