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Statistics
Page 9
Questions (21,373)
7. Find the mean, median, and mode of the data set.
Explain which measure of central tendency best describes the data. pages of
7 answers
asked by
Jo
2,685 views
Which type of correlation is suggested by the scatter plot?
A. Positive correlation B. Negative correlation C. Equal correlation
10 answers
asked by
I'm just an employee
9,588 views
the correlation coefficient of a data set is -0.833 can I be confident that my predicted value will be close to the actual
7 answers
asked by
H.
3,181 views
Assume that blood pressure readings are normally distributed with a mean of 123 and a standard deviation of 9.6. If 144 people
5 answers
asked by
florence
19,543 views
in a medical examination, 300 people undergo a height measurement and was found out that the average height of all are 150cm. if
7 answers
asked by
Ej
5,098 views
The test scores for 9 students on the Unit 1 test were 35, 25, 50, 95, 80, 60, 45, 100, and 90. What is the value of the second
5 answers
asked by
josh
3,395 views
A private opinion poll is conducted for a politician favors decriminalizing marijuana possession. How large a sample is needed
4 answers
asked by
Clifford
4,386 views
The test scores for a math class are shown below
83,85,82,93,83,84,95,87,86,94 what is the standard deviation of the data set?
5 answers
asked by
heather
4,354 views
a pizza shop owner wishes to find the 95% confidence interval of the true mean cost of a large plain pizza. how large should the
4 answers
asked by
paula
6,900 views
What is the range 36 75 63 49 83 46 54 79?
4 answers
asked by
Lilly
658 views
a company manufactures batteries in batches of 18 and there is a 3% defect rate. Find the standard deviation for a number of
4 answers
asked by
tara
3,286 views
If you told someone that the greatest depth of Lake Superior is 1333ft would you be expressing a number similar to mode, median,
4 answers
asked by
Connor
1,326 views
In the first six days of the month of November, the rainfall was 39mm, 21mm,17mm,11mm,0mm and 2mm. It didn't rain on any of the
10 answers
asked by
Fiyinfoluwa
554 views
a six-faced die was thrown 28 times. the table shows the number that each possible score occurred.
score 1 2 3 4 5 6 frequency 8
4 answers
asked by
max
938 views
find the area under the normal curve that lies between z=0 and z=2.35?
find the area under the normal curve that lies between
4 answers
asked by
rex
846 views
For questions 3-4, use your calculator to create a scatter plot and line of best fit for the data:
Average height of a species of
4 answers
asked by
aster
1,551 views
A machine is used to fill cans of soup with nominal volume of 0.5 litres.The quantity of soup actually delivered is normally
3 answers
asked by
Raj
603 views
find five numbers with a mean of 16, a median of 15 a mode of 21 and a range of 11.
hi Anna i hope this helps median is the
3 answers
asked by
Anna
1,416 views
. What percent of the forecasted high temperatures is greater than 43F?
3 answers
asked by
harleyquinn
263 views
I am respectfully requesting help with the following assignment. I am struggling in this chapter of statistics...
Define the term
4 answers
asked by
Lisa
1,159 views
What is the minimal sample size needed for a 99% confidence interval to have a maximal margin of error of 0.06 if there is no
4 answers
asked by
Lynn
3,376 views
In a random sample of 112 State College students, 41 students reported being current smokers.
a) Calculate the 95% confidence
3 answers
asked by
Anonymous
580 views
assume the mean height of soldiers to be 68.22 inches with a variance of 10.8 inches. how many soldiers in a regiment of 1000
3 answers
asked by
ann
1,325 views
We consider a 1-dimensional logistic regression problem, i.e., assume that data \, X_ i \in \mathbb {R}, i = 1, \dots , n \, is
2 answers
asked anonymously
58 views
Identify the first quartile in the following dataset:
5, 7, 9, 4, 3, 2, 1, 0, 11, 12, 6, 3, 4, 3, 2, 6(1 point) Responses 0 0 6.5
15 answers
asked by
noodle
233 views
1. Bivariate data
1 answer
asked anonymously
101 views
If 45 percent of the students of a class have offered mathematics and 85 percent of them biology, find the percentage of
2 answers
asked by
Anonymous
1,342 views
Use the image to answer the question.
An illustration shows a scatterplot titled Visitors to the Food Truck. The x-axis is
3 answers
asked by
Amilyah Watson
284 views
Can I have some help on Math 8 A - Bivariate Data Analysis & Probability Unit Test
1 answer
asked anonymously
106 views
Use the table to answer the question.
Students ▕▕ Seacoast▕Mountains▕ Totals 7th Grade▕▕70 ▕40 ▕110 8th Grade
1 answer
asked by
professionalwattpadreader
108 views
The ages, in years, of randomly selected employees are 34, 41, 28, 35, 27, 44, 48, 29, 33, and 39. Determine the mean age.(1
1 answer
asked by
Ice bear
48 views
Comparing Data Distributions Quick Check
5 of 55 of 5 Items Question Two fertilizers are applied to randomly selected potato
1 answer
asked by
Ice bear
103 views
Anthony wants to know the average daily high temperatures in his town during the summer. He chose two random samples of 10
1 answer
asked anonymously
60 views
The ages of randomly selected employees at two companies are recorded. Their ages are as follows.
Company A: 34, 28, 36, 27, 45,
1 answer
asked anonymously
45 views
The dot plots show the ages, in years, of people watching two movies at a local theater. Find the median age of the people who
2 answers
asked anonymously
178 views
The ages, in years, of randomly selected employees are 34, 41, 28, 35, 27, 44, 48, 29, 33, and 39. Determine the mean age.
39.8
1 answer
asked by
Someone
90 views
Yasmin has a bag containing 165 colored beads. Her classmates take turns selecting one bead from the bag without looking,
1 answer
asked anonymously
27 views
Use technology (such as GeoGebra) to find the correlation coefficient of the data. Round your r-value to two decimal places, if
3 answers
asked by
.
21 views
Use the image to answer the question.
An illustration shows three histograms labeled Histogram 1, Histogram 2, and Histogram 3.
1 answer
asked anonymously
30 views
Giani is collecting data about people’s grocery shopping habits. He asks 25 people about the distance they travel to the store
1 answer
asked anonymously
26 views
The director of a local Parks and Recreation department is interested in the number of hours kids spend outside each week. She
1 answer
asked by
totally_not_Kanao
134 views
Find the measure of the median for the given dataset. 10, 17, 11, 24, 12, 7, 15, 17, 20, 5, 11, 21, 16, 17
1 answer
asked by
Connexus Learner
13 views
Interpret the data in this box plot. What is the maximum value of the dataset?
(1 point)
11 answers
asked by
A n I m e*
87 views
What is the median of the data set? 27, 6, 13, 8, 32, 21, 8, 16, 8, 11
1 answer
asked anonymously
17 views
The residual plot for a linear regression model is shown below. Assess the fit of the linear model, and justify your answer.
A
1 answer
asked anonymously
34 views
Given the data set below, identify quartile 1, the median, quartile 3, and the interquartile range (IQR)
21, 22, 22, 25, 25, 36,
1 answer
asked anonymously
14 views
Nadia has 5 red cubes, 3 blue cubes, 8 yellow cubes, and 4 black cubes. She records the color cube she pulls from the bag and
1 answer
asked anonymously
42 views
A store manager wants to know the percentage of shoppers who use coupons. He surveys everyone who enters the meat aisle. He
9 answers
asked by
bigepic
64 views
The list shows the maximum flying speeds of the ten fastest birds worldwide. %0D%0A%0D%0A88, 72, 77, 95, 65, 80, 70, 106, 65,
1 answer
asked anonymously
62 views
You want to estimate the number of students who bring their lunch to school every day. Which of the following is the best sample
1 answer
asked by
Taymzzzz
31 views
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