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Descriptive Statistics
Page 4
Questions (1,526)
For the following set of data, find the population standard deviation, to the nearest hundredth.
Data Frequency 11 5 12 9 16 7 18
1 answer
asked by
.
77 views
The freshman class conducted a survey of the 9th grade students to figure out what type of items they should sell to raise
1 answer
asked by
A
95 views
If the sample follows a normal distribution, does this make sense? Why?
Mean 70.84444 Standard Deviation (s) 2.77381 Skewness
1 answer
asked by
SOMBE
90 views
Alex tracked the number of cups of coffee he drank each day for the following month and created a new probability distribution
1 answer
asked by
c00lgirl333
137 views
what are the minimum, first quartile, median, third quartile, and maximum of the data set? 18 20 11 10 8 6 12 4
4 answers
asked anonymously
110 views
Stem | Leaf
---------------- 5 | 4 5 6 | 0 6 9 7 | 2 3 4 5 5 8 | 1 2 8 9 9 | 5 6 What is the range of data? What is the median of
1 answer
asked by
The Shed Zone
58 views
In a random sample of 508 judges, it was found that 277 were introverts.
Let p represent the proportion of all judges who are
1 answer
asked by
caleb
78 views
the data below represents the ages of the first ten people in line at the movie theater
22, 30, 23, 22, 27, 27, 29, 23, 30, 22
3 answers
asked by
.
176 views
what are the mean, median, mode, and range of the data set 16, 17, 17, 17, 19, 21, 23, 24?
2 answers
asked by
.
73 views
The stem and leaf plot shows the height in centimeters of teddy bears and flowers grown in two different types of soil.
Soil A
1 answer
asked by
Lila England
71 views
(Image: 5.1 Scatter Plots | STM1001 Topic 2 - Descriptive Statistics)
Check all of the statements that are true. (hint: there are
1 answer
asked by
Red
208 views
The mean and the median of a set of data are 25 and 28 respectively. These values indicated that this set of data is skewed to
2 answers
asked by
Paul
45 views
Which statement describes data that is negatively skewed?
A. The majority of the data is to the left of the mean. B. The majority
9 answers
asked by
Ali
2,721 views
cluster size of 413
1 answer
asked by
anonymous
48 views
Heights of adult men have a mean of 69.0 inches and a standard deviation of 2.8 inches. Approximately what percentage of adult
4 answers
asked by
Theresa
9,503 views
Use the table of simulated values to answer the question. The numbers 0 to 5 represent middle school students planning to
3 answers
asked by
bri;)
810 views
For the past 20 years, the high temperature on April 15th has averaged µ = 62 degrees with a standard deviation of σ = 4. Last
7 answers
asked by
Alica
4,673 views
what are the mean median mode and range of the data set give the altitude of lake in feet: -12,-9,-14,-39-49,-49,-18, and -43?
A.
83 answers
asked by
HELP PLEASE!!
14,655 views
You work for a financial information website. You draw a random sample of 100 subscribers and determine that their mean income
6 answers
asked by
Benard
1,829 views
1. The frequency table below shows the ages of 30 children who participate in soccer league How many are 12 years or older?
Ages.
22 answers
asked by
Jane
3,162 views
Suppose that a biologist states that the average height of undergraduate students at your university is 205 cm plus or minus a
3 answers
asked by
Kimmie
2,381 views
The data shows the total number of employee medical leave days taken for on-the-job accidents in the first six months of the
4 answers
asked by
Anonymous
1,425 views
The shoe sizes for a varsity field hockey team are:
5.5, 5.5, 6.0, 6.5, 6.5, 7.0, 7.0, 7.5, 7.5, 7.5, 8.0, 8.0, 8.0, 8.5, 8.5,
2 answers
asked anonymously
108 views
The table below show the prices of used cars sold in one month.
Number of car 1 2 3 4 5 6 7 8 Price in hundreds ($) 30 34 32 34
4 answers
asked by
AAAAAHHHHH IMA FLIP!
207 views
3. From a set of 1000 observations known to be normally distributed, the mean is 534 cm and SD is 13.5 cm. How many observations
3 answers
asked by
nimisha
867 views
A survey was conducted to study the relationship between the annual income of a family and the amount of money the family spends
4 answers
asked by
Divine
1,900 views
The Following Table gives the sales for the Sasquatch Men's Shoe store:
Shoe Size , Frequency (number of pairs sold) 4 , 8 5 , 12
10 answers
asked by
josh
588 views
What is the marginal distribution for right handed people
Dominant Hand vs Height Short Medium Tall Total left handed 4 6 2 12
4 answers
asked by
Help
2,441 views
Ans:- Machines are used to pack sugar into packets supposedly containing 1.20 kg each. On testing a large number of packets over
1 answer
asked by
Gunjan
491 views
the wages of 80 workers in a small factory is given thus.
wage :- 1500 3500 6000 12000 20000 no of workers 8736 10883 11382 10367
4 answers
asked by
Poppy
596 views
The heights in inches of 18 randomly selected adult males in LA are listed as: 70, 69, 72, 57, 70, 66, 69, 73, 80, 68, 71, 68,
2 answers
asked by
Bill
747 views
1. What are the mean,Median,Mode,and range of the data set 16,17,17,17,19,21,23,24?
A. Mean=19.3; Median=17; mode=18 B.
5 answers
asked by
안녕
1,850 views
calculate the range, variance, standard deviation, and interquartile range for the data set given {72, 80, 80, 82, 88, 90, 96}
3 answers
asked by
Dominick
778 views
The mean number of minutes spent on a treadmill at the local gym is 28 minutes with a standard deviation of 8. If Kurt's z-score
3 answers
asked by
chloe wallace
1,441 views
The median number of magazine appearances made by 7 models is 5. The range of number of magazine appearances by those models is
4 answers
asked by
Sophia
1,332 views
Statistics: Analyze student exam scores
Students were given an exam with 300 multiple choice questions. The distribution of the
2 answers
asked by
ro
799 views
Times for an ambulance to respond to a medical emergency in a certain town are normally distributed with a mean of 450 seconds
4 answers
asked by
Bella
3,448 views
Q1. A population has a mean of µ = 80 with σ = 20.
a. If a single score is randomly selected from this population, how much
4 answers
asked by
Jamie
5,553 views
A teacher gives 200 students a study guide for a test and the average score was 90 with a standard deviation of 6. She did not
2 answers
asked by
adrenning
617 views
The Stop N’ Go convenience chain recently selected a random sample of 10 customers. The store monitored the number of times
3 answers
asked by
petrit
620 views
use the frequency table to find the mean number of working tv sets in student homes
10 answers
asked by
zriaz4020
1,806 views
Which of the following is true of the data set represented by the box plot?
box plot with point at 16, min at 33, Q1 at 40,
4 answers
asked by
Oscar
5,375 views
exercise: The average number of sick days an employee takes per year is believed to be about 10. Members of a personnel
4 answers
asked by
yao
3,121 views
Rolinda’s first five Spanish test scores are 85, 85, 60, 62, and 59.
a. Find the mean, the median, and the mode of Rolinda’s
1 answer
asked by
TWO
215 views
A girl scout troop sold cookies to raise funds. Each troop member recorded the number of boxes she sold. The number of boxes
4 answers
asked by
Ember Lovet
1,828 views
Studies shown that gasoline use or compact cars sold in the U.S. is normally distributed, with a mean of 25.5 mpg and standard
2 answers
asked by
sarah
522 views
Given the following frequency distribution, find the mean, variance, and standard deviation.
Class Frequency 31-33 18 34-36 25
3 answers
asked by
Jennifer
569 views
I am working with standard deviation and the empirical rule.
The problem has the heights of basketball players (women) and we
4 answers
asked by
lauren
560 views
A survey of college students was conducted during final exam week to assess the number of cups of coffee consumed each day. The
5 answers
asked by
Joy Chapman
2,728 views
Find a set of numbers that will satisfy the following conditions:
- the median of a set of 20 numbers is 24. - the range is 42. -
4 answers
asked by
Ariellen
1,909 views
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