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Descriptive Statistics
Page 3
Questions (1,581)
A survey found thatβ 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
3,163 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
1,795 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
195 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
767 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
651 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
2,448 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
600 views
A random sample of n = 9 scores is obtained from a population with ΞΌ = 50 and Ο = 9. If the sample mean is M = 59, what is the
3 answers
asked by
Samantha
1,917 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
1,476 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
722 views
The International Air Transport Association surveys business travelers to develop quality ratings for transatlantic gateway
2 answers
asked by
Vanessa
955 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
751 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
1,228 views
The data below represents the ages of the first 10 people in line at the movie theater 22 30 23 22 27 20 20 23 30 2 which line
2 answers
asked anonymously
73 views
Based on the summary of descriptive statistics result presented in Table
2 below, interpret and briefly discuss the results for
4 answers
asked anonymously
94 views
Differentiate between the measures of dispaersion and measures of central tendency
7 answers
asked by
Evaristi Paulo
130 views
Private Colleges:
Sample mean = 42.7 sample standard deviation = 6.91 n = 10 51.8 44.2 46.0 32.3 43.0 31.6 45.8 38.8 51.5 42.0
2 answers
asked by
Stat
142 views
Find the standard deviation for data: 6, 2, 3, 1
2 answers
asked anonymously
87 views
The frequency table shows ratings for pizza cutter. What is the mean (weighted average) rating of 5 stars is 223, 4 stars is 48,
2 answers
asked anonymously
160 views
mean absolute deviation of the numbers 231,417,327,279,376,432,274,198,734,495,274,528,365,645,437
2 answers
asked by
hbfifedfh
119 views
The ages of randomly selected employees at two companies are recorded. Their ages are as follows.
Company A: 34, 28, 36, 27, 45,
12 answers
asked by
iamunknownbyyou
97 views
The stem-and-leaf plot shows the speeds of the fastest steel roller coasters in Europe. The table shows the speeds of the
2 answers
asked by
iamunknownbyyou
120 views
Statistics Unit Test
14 of 1514 of 15 Items Question The ages of randomly selected employees at two companies are recorded. Their
7 answers
asked anonymously
181 views
The ages of randomly selected employees at two companies are recorded. Their ages are as follows.
Company A: 34, 28, 36, 27, 45,
2 answers
asked by
boops
95 views
Lucas recorded his lunch cost each day for one week in the table below.
Sunday $4.55, Monday $5.25, Tuesday $5.74, Wednesday
2 answers
asked by
slayrat
157 views
Use the table to answer the question.
Game Free Throws Made 1 4 2 14 3 5 4 7 5 19 6 15 7 6 What value, the mean or median, best
2 answers
asked by
Hann
90 views
Find the mean, median, and mode for the data set.
2 answers
asked anonymously
61 views
Two families with 6 members are randomly selected. Each of the fami members took an IQ test. Their scores are as follows.
Family
2 answers
asked by
Me
105 views
Game Goals Scored
1 6 2 1 3 1 4 0 5 3 6 1 7 0 8 3 9 8 What value, the mean or median, best describes the shape of the data set
2 answers
asked by
arci
138 views
The following outcomes were recorded when a dice was thrown 30 times
2,3,5,4,4,3,5,1,4,3,1,1,4,2,3,5,1,4,2,2,3,2,1,5,5,2,1,3,5,1
2 answers
asked anonymously
80 views
Identify the minimum, first quartile, median, third quartile, and maximum of the data set. Then make a box-and-whisker plot of
2 answers
asked by
Hello
79 views
What are the minimum, first quartile, median, third quartile, and maximum of the data set?
18, 20, 11, 10, 8, 6, 12, 4 A. minimum
2 answers
asked by
*shrugs shoulders
84 views
Summarize the center of the data set below by determining the median.
96, 98, 56, 88
6 answers
asked by
abagael jeter
52 views
Mrs. Yamaguchi's class weighed the potatoes that they grew in their garden and recorded the data in a table. What are the least
2 answers
asked by
help
128 views
What is the frequency distribution below and determine the range variance and standard deviation of the population function
2 answers
asked by
Bruk
100 views
Does the mean or median better describe the shape of this data set? 46, 54, 43, 57, 50, 62, 78, 42
2 answers
asked by
OKIDK
61 views
The dot plots below show the number of pairs of shoes sold at two stores each day during November. What is the difference of the
2 answers
asked by
Anon
76 views
The box plot shows the amount of time people spent at the dog park.
Which statement is supported by the data? Approximately 75%
2 answers
asked by
.
86 views
The ages of randomly selected employees at two companies are recorded. Their ages are as follows.
Company A: 34, 28, 36, 27, 45,
2 answers
asked by
Mineta π
106 views
Fifteen students are randomly selected from two different classes. They were asked how many books they read during the summer.
2 answers
asked by
Mineta π
127 views
12. (08.03 HC)
Minnie wants to know if the number of words on a page in her planetary science book is generally more than the
4 answers
asked by
salsa
106 views
Does the mean or median better describe the shape of this data set?
46, 54, 43, 57, 50, 62, 78, 42
1 answer
asked by
Imagine being 3 years older but still smaller lmao
98 views
whats the mode of the data set: 45, 52, 17, 63, 57, 42, 54, 58.
1 answer
asked by
Imagine being 3 years older but still smaller lmao
47 views
1.
Before an election, 5,000 voters were asked for their preferences. One thousand two hundred (1,200) said they would vote for
4 answers
asked by
olive
65 views
Statistics Unit Test
14 of 1514 of 15 Items Question The ages of randomly selected employees at two companies are recorded. Their
15 answers
asked by
DenPks7061
373 views
Magdeline wants to know if the number of words on a page in her computer science book is generally more than the number of words
1 answer
asked by
Joe Mamma
107 views
The numbers of cookies in a shipment of bags are normally distributed, with a mean of 64 and a standard deviation of 4. What
1 answer
asked by
Helloooo
105 views
a normal distribution has a mean of 36 and a standard deviation of 5. find the range of values that represent the middle 68% of
1 answer
asked anonymously
72 views
the mean of a normally distributed set of data is 21.1. a data value of 13.7 has a z-score of -2.40. determine the standard
1 answer
asked anonymously
91 views
Consider a random sample with sample mean x. If the sample size increased from n = 40 to n = 360, then the standard deviation of
2 answers
asked by
Jackay 70
1,106 views
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