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Statistics
Page 7
Questions (21,259)
1. What is the correlation coefficient for the following data set? Round to three decimal places.
x 3.0 7.3 4.5 3.3 7.6 y 9.8 8.3
3 answers
asked by
KiriBakuTodoDeku
163 views
Does the mean or median better describe the shape of this data set?
46, 54, 43, 57, 50, 62, 78, 42(1 point)
15 answers
asked by
unkown
97 views
The mean height of 15 boys in a class is 162cm and the mean height of 10 girls is 152cm. Find the height of the 25 pupils.
5 answers
asked by
Edward
1,829 views
The Beeville City Council surveyed 500 Beeville citizens. Of those surveyed, 350 citizens named summer as their favorite season.
10 answers
asked by
Gwen
5,584 views
The number of bagels sold daily for two bakeries is shown in the table.
Bakery A Bakery B 53 34 52 40 50 36 48 38 53 41 47 44 55
7 answers
asked by
Elena - Help please
7,519 views
5. The weights of six dogs in kilograms are 12.1, 14.3, 10.8, 14.0, 10.7 and 15.5. Calculate the mean weight correct to one
5 answers
asked by
qwsedrfghj
1,115 views
Maria handed in her final data management
project last week. The class mean was 83% with a standard deviation of 8. If Maria’s
6 answers
asked by
Brandon
1,374 views
A number of candidates interviewed recently revealed that 142 applied admission into university of Lagos, 122 for Illorin and
5 answers
asked by
Blessed
456 views
Find the area under the normal curve in each of the following cases.
1. Between z = 0 and z = 1.63 2. Between z = 1.56 and = 2.51
10 answers
asked by
Sylvia
10,738 views
A survey found that 25% of pet owners had their pets bathed professionally rather than do it themselves. If 18 pet owners are
5 answers
asked by
Anonymous
9,258 views
Scores on a test have a mean of 66 and Q3 is 80. The scores have a distribution that is approximately normal. Find the standard
4 answers
asked by
Leozap
5,349 views
A sample of 100 iron bars is said to be drawn from a large number of bars.
Whose lengths are normally distributed with mean 4
5 answers
asked by
Sankar
3,167 views
Can a percentile have the VALUE of 517?
Can a percnetile have the VALUE -5.8? Can a percentile have the RANK 517? Can a
4 answers
asked by
will
924 views
Two similar data sets are being compared. The standard deviation of Set A is 4.8. The standard deviation of Set B is 6.5.
Which
5 answers
asked by
Hi
2,639 views
It is known that 60% of people do not respond to mailed questionnaires. In a sample of 20 questionnaires mailed, what is the
5 answers
asked by
Lindy
1,294 views
Find the area under the standard normal curve:
I. to the right of z = -2.32 II. to the left of z = -2.32 Can someone please help
4 answers
asked by
Jessup
2,323 views
if the mean of these numbers (20,15,32,18) is 21 what is the missing number?
6 answers
asked by
imaan
644 views
A certain number of articles manufactured in a batch were classified into three categories according to some particular
4 answers
asked by
Jeshani
1,192 views
The mean of Susan's math and science scores is 74 points. The mean of her math and English scores is 83 points. How many more
4 answers
asked by
Chris
1,517 views
In Mike's English class at university there are 178 students, of whom 51 also study history and 44 also study statistics. There
4 answers
asked by
Thomas
1,018 views
You want to learn about the Ferris–wheel riding habits of people, so you ask those leaving a theme park, “How many times did
3 answers
asked by
Jaylin
1,613 views
troy is selling homemade cake slices at the football game. The number of cakes slices he sells determines how much money he
3 answers
asked by
ConnexusPerson
479 views
in a school,7/10 of the pupils like mathematics. half of those who like mathematics are girls.if there are 240 pupils in the
5 answers
asked by
Daisy
1,843 views
Find the area under the standard normal curve between z = 0 and z = 1.45.
5 answers
asked by
Anonymous
1,557 views
Maria surveyed girls on the amount (in $) they spent on a dress for the middle school spring fling:
79, 79, 79, 82, 84, 85, 89,
2 answers
asked anonymously
73 views
Are there any outliers in the data shown on the scatterplot? If so, where? (1 point) Responses Yes, at (74, 200) Yes, at left
4 answers
asked by
THE ANSWER!!!
546 views
The city zoo graphed the attendance of patrons over a two-week period of time. Interpret the scatterplot to determine what type
13 answers
asked by
idk 1
805 views
Ashley saved money every month last year. The table below shows how much money she saved each month.
Dollars Saved Month Money
1 answer
asked anonymously
118 views
Question
A poll is conducted to determine who is most likely to win the election for town mayor. Two random samples of 500
1 answer
asked anonymously
37 views
In a random sample of 400 watches, 3 are defective. Out of a total of 10,500 watches, how many would you expect to be defective
1 answer
asked by
Ice bear
105 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 anonymously
64 views
The average points scored playing basketball for Player A and Player B are graphed in the graphs. Determine which player
1 answer
asked by
nbv
79 views
Are there any outliers in the data shown on the scatterplot? If so, where?
Yes, at (74, 240) No, there are no outliers in the
1 answer
asked anonymously
61 views
Students Seacoast Mountains Totals
7th Grade 60 40 100 8th Grade 90 110 200 Totals 150 150 300 Gloria surveyed all of the campers
1 answer
asked anonymously
34 views
Box Plots Quick Check 3 of 53 of 5 Items Question Use the image to answer the question. The dataset for this box plot is 71, 72,
1 answer
asked by
Poppy werguyfv
103 views
Erica sells pottery at fairs every summer. She records the number of items she sells each day. The number of items she sells
1 answer
asked anonymously
29 views
In a random sample of 400 watches, 3 are defective. Out of a total of 10,500 watches, how
many would you expect to be defective
1 answer
asked anonymously
73 views
unit 6 lesson 9 normal distributions quiz
Find the mean, median, and mode of the data set. Round to the nearest tenth. Test
1 answer
asked by
G
34 views
Bob spun a spinner with 6 equal sections 150 times and recorded the results. Based on the data which outcomes are equally
1 answer
asked anonymously
68 views
Use the least squares method to find the slope of the line of best fit for the data set below. Round to three decimal places.
x
1 answer
asked anonymously
29 views
Statistics Unit Test
4 of 154 of 15 Items Question Use the image to answer the question. A histogram shows ranges of the wattage
1 answer
asked anonymously
22 views
Kwon records the low temperatures in degrees Celsius on 10 consecutive days. His dataset includes the following numbers:
18, 16,
1 answer
asked by
optinal
41 views
Distinguish between a sample and a population by identifying the population in this scenano You are studying the average
1 answer
asked anonymously
22 views
It is important to determine if generalizations are valid. We can consider the following two things:
Was the sample random? Did
5 answers
asked anonymously
42 views
The dot plots show the gas mileage for randomly selected cars and SUVs. Which data values do both distributions have in common?
7 answers
asked anonymously
29 views
In which of the following situations is it reasonable to use the entire population instead of a sample to collect data?(1 point)
1 answer
asked by
winston
34 views
Statistics Unit Test: Unit 9 Lesson 11
1. A large company wants to find out what team-building activity its employees prefer.
2 answers
asked by
✨❤-BTS ARMY 4 LIFE-❤✨
42 views
Use the table to answer the question.
Pizza Tacos 7th Grade 67 72 8th Grade 54 81 A survey was given to seventh and eighth
1 answer
asked anonymously
14 views
Your friend finds the mean and median of the data set: 40, 38, 62, 70, 56, 41, 58, 48, 60, 45. Your friend says that the mean
1 answer
asked anonymously
22 views
Here are the math quiz scores for Student 1 and Student 2.
Student 1: 75 80 84 79 92 86 88 86 86 90 Student 2: 83 85 91 93 72 85
1 answer
asked by
??????????????????????????????????????????????????
48 views
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