Question

2. Researchers at Jackson Hospital asked 40 randomly selected patients about their sleep habits. Sixteen reported sleeping 8 hours or more each night. If their are 700 patients in the hospital, estimate the number of patients who sleep 8 hours or more each night. A.140
B.160
C.180
D.280<--------

Answer 1

16/40 = x/700

2/5 = x/700

x = 1400/5 = 280

Answer 2

THAX!!!!

Answer 3

You are welcome :)

Answer 4

Connexus
Lesson 10: Displaying and Analyzing Data Unit Test
Essential Math 7 B Unit 5: Displaying and Analyzing Data
TEST ANSWERS
(1-15)
B
D
A
D
C
B
D
A
B
C
D
D
C
C
C
16-20 Are essay/Work pad so ur on ur own there =]

Answer 5

the answers above are not correct. I got a 4/17

Answer 6

There not wrong the school answer choices are just mixed up

Answer 7

Nvm there wrong

Answer 8

are they wrong

Answer 9

which ones are wrong?

Answer 10

So do you have the answers?

Answer 11

These are the real answers I just took the test
B
C
B
D
D
A
A
B
D
A
C
C
B
A
D
D
C
A
B
B
A
A
A

Answer 12

is anonymous right?

Answer 13

Judging from the questions, I don't think the person above ^ is right and I'm not willing to try them out because I already failed my last test from stuff like that. However, I could be wrong. But I'm pretty sure the answer to #3 is D, not B because it would make more sense to have a random sample from the entire movie complex??? I don't trust it.

Answer 14

ARE THEY RIGHT

Answer 15

yeah i also think anonymous is wrong, theres only 22 questions and 5 open respones

Answer 16

hi matys foxy and bonny and if you try and lie to ye pirate I shall be there like when we where there in that lil child's house ow great know you think i'm a creep so ye keep lie about it like and and I take a pirate promise yarg harg.

Answer 17

umm ye meant one and

Answer 18

they are all different questions on each test

Answer 19

no.1 is 14 or D so whoever is saying it's "B" is wrong don't trust them.

Answer 20

whats the right answer

Answer 21

this is on 2 different tests

Answer 22

Researchers at Jackson Hospital asked 40 randomly selected patients about their sleep habits. Sixteen reported sleeping 8 hours or more each night. If there are 700 patients in the hospital, estimate the number of patients who sleep 8 hours or more each night. - D. 𝟮𝟴𝟬

A sports reporter said that 2 out of every 3 people he talked to at a hometown baseball game named baseball as their favourite sport. The reporter claimed that baseball was the most popular sport in town. Which of the following explains why the reporter's claim might not be true? - B. 𝗧𝗵𝗲 𝗿𝗲𝗽𝗼𝗿𝘁𝗲𝗿 𝗼𝗻𝗹𝘆 𝘁𝗮𝗹𝗸𝗲𝗱 𝘁𝗼 𝗽𝗲𝗼𝗽𝗹𝗲 𝗮𝘁 𝗮 𝗯𝗮𝘀𝗲𝗯𝗮𝗹𝗹 𝗴𝗮𝗺𝗲.

Which of the following types of information is suited for display on a double line graph? - D. 𝗮𝗹𝗹 𝗼𝗳 𝘁𝗵𝗲𝘀𝗲 𝗮𝗻𝘀𝘄𝗲𝗿𝘀

The stem-and-leaf plot below shows the number of miles run by members of the cross-country team. How many students ran more than 27 miles? - D. 𝟵

Which survey question is biased? - D. 𝗪𝗵𝗶𝗰𝗵 𝗱𝗼 𝘆𝗼𝘂 𝗹𝗶𝗸𝗲 𝗯𝗲𝘁𝘁𝗲𝗿, 𝗰𝗼𝗳𝗳𝗲𝗲 𝗼𝗿 𝗳𝗿𝗲𝘀𝗵, 𝘁𝗮𝘀𝘁𝘆 𝘄𝗮𝘁𝗲𝗿?

Game wardens use experiments to help determine the number of fish in a lake. Suppose 80 fish are caught, tagged, and released back into the lake. Two weeks later 120 fish are caught, 3 of which are found to have tags. Using this information, estimate the number of fish in the lake. - A. 𝟯,𝟮𝟬𝟬

The table shows the relationship between the number of roller coasters ridden at the fair and the amount spent at the fair. Graph the data in a scatter plot and describe the trend shown by the graph. - C. 𝗧𝗵𝗲 𝘀𝗰𝗮𝘁𝘁𝗲𝗿 𝗽𝗹𝗼𝘁 𝘀𝗵𝗼𝘄𝘀 𝗮 𝗽𝗼𝘀𝗶𝘁𝗶𝘃𝗲 𝘁𝗿𝗲𝗻𝗱. 𝗔𝘀 𝘁𝗵𝗲 𝗻𝘂𝗺𝗯𝗲𝗿 𝗼𝗳 𝗿𝗼𝗹𝗹𝗲𝗿 𝗰𝗼𝗮𝘀𝘁𝗲𝗿𝘀 𝗶𝗻𝗰𝗿𝗲𝗮𝘀𝗲𝘀, 𝘁𝗵𝗲 𝘁𝗼𝘁𝗮𝗹 𝗰𝗼𝘀𝘁 𝗶𝗻𝗰𝗿𝗲𝗮𝘀𝗲𝘀.

James drew a scatter plot comparing the number of people who bought tickets to middle school football games and the amount of money raised by the events. He graphed the ordered pairs (number of tickets, money raised) for each date of the football games. Which of the three scatter plots below most likely represent the data? - A. (𝘁𝗵𝗲 𝗼𝗻𝗲 𝘄𝗶𝘁𝗵 𝗮 𝗽𝗼𝘀𝗶𝘁𝗶𝘃𝗲 𝘁𝗿𝗲𝗻𝗱)

Katie surveyed people at a grocery store. She wanted to find out which animals were their favourite pets. She asked the people she surveyed which animal they thought was the least expensive to feed. The results are shown in the bar graph below. - C. 𝗧𝗵𝗲 𝗹𝗲𝗮𝘀𝘁 𝗲𝘅𝗽𝗲𝗻𝘀𝗶𝘃𝗲 𝗮𝗻𝗶𝗺𝗮𝗹 𝘁𝗼 𝗳𝗲𝗲𝗱 𝗺𝗮𝘆 𝗻𝗼𝘁 𝗯𝗲 𝘁𝗵𝗲 𝗳𝗮𝘃𝗼𝘂𝗿𝗶𝘁𝗲 𝗮𝗻𝗶𝗺𝗮𝗹 𝗳𝗼𝗿 𝗮 𝗽𝗲𝘁.

The table shows Christine’s best javelin throws each year. Make a scatter plot that represents the given data. - B.

Jake recorded the average temperatures for his hometown over a period of 20 days as shown in the chart. He used the data to determine the mean temperature. In a report, he stated, “The typical temperature in my hometown is about 61°.” How is this statement misleading? - D. 𝗧𝗵𝗲 𝗺𝗲𝗮𝗻 𝗶𝘀 𝗻𝗼𝘁 𝗮 𝗴𝗼𝗼𝗱 𝗺𝗲𝗮𝘀𝘂𝗿𝗲 𝗼𝗳 𝘁𝗵𝗲 𝘁𝘆𝗽𝗶𝗰𝗮𝗹 𝘁𝗲𝗺𝗽𝗲𝗿𝗮𝘁𝘂𝗿𝗲 𝗯𝗲𝗰𝗮𝘂𝘀𝗲 𝗮 𝗳𝗲𝘄 𝗵𝗶𝗴𝗵𝗲𝗿 𝘁𝗲𝗺𝗽𝗲𝗿𝗮𝘁𝘂𝗿𝗲𝘀 𝗽𝘂𝗹𝗹 𝘁𝗵𝗲 𝗺𝗲𝗮𝗻 𝗵𝗶𝗴𝗵𝗲𝗿 𝘁𝗵𝗮𝗻 𝗺𝗼𝘀𝘁 𝗼𝗳 𝘁𝗵𝗲 𝗱𝗮𝗶𝗹𝘆 𝘁𝗲𝗺𝗽𝗲𝗿𝗮𝘁𝘂𝗿𝗲𝘀.

A transportation researcher decided to record the number of miles that employees of a large company drove to work each day. The frequency table below displays the data. Which histogram represents the data? - A.

Which is the best display for the set of the number of daily 911 calls made during a month, if you want to be able to identify the mode? - C. 𝗹𝗶𝗻𝗲 𝗽𝗹𝗼𝘁

Joan asked 30 randomly selected adult restaurant customers about their choice of beverages. Eighteen customers said coffee is their favourite beverage. If the restaurant serves 200 adult customers per day, estimate the number who will choose coffee to drink. - C. 𝟭𝟮𝟬

The table shows the rainfall, in inches, in the month of July for the years 2006 through 2011. Alex used the data to make the graph below. - 𝗧𝗵𝗲 𝗴𝗶𝘃𝗲𝗻 𝗴𝗿𝗮𝗽𝗵 𝗶𝘀 𝗮 𝗹𝗶𝗻𝗲 𝗴𝗿𝗮𝗽𝗵, 𝗿𝗲𝗽𝗿𝗲𝘀𝗲𝗻𝘁𝘀 𝗶𝗻𝗰𝗿𝗲𝗮𝘀𝗶𝗻𝗴 𝗮𝗻𝗱 𝗱𝗲𝗰𝗿𝗲𝗮𝘀𝗶𝗻𝗴 𝗿𝗮𝗶𝗻𝗳𝗮𝗹𝗹 𝗶𝗻 𝘀𝗶𝘅 𝗱𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝘁 𝘆𝗲𝗮𝗿𝘀.
𝗧𝗵𝗲 𝗴𝗶𝘃𝗲𝗻 𝗴𝗿𝗮𝗽𝗵 𝗺𝗶𝘀𝗹𝗲𝗮𝗱𝘀 ,𝗶𝗻 𝘁𝗲𝗿𝗺𝘀 𝗼𝗳 𝗹𝗲𝗻𝗴𝘁𝗵, 𝘄𝗵𝗲𝗻 𝗮𝗺𝗼𝘂𝗻𝘁 𝗼𝗳 𝗿𝗮𝗶𝗻𝗳𝗮𝗹𝗹(𝟰.𝟲-𝟯.𝟵) 𝗶𝘀 𝗽𝗹𝗼𝘁𝘁𝗲𝗱 𝘄𝗶𝘁𝗵 𝘀𝗶𝘅 𝗱𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝘁 𝘆𝗲𝗮𝗿𝘀(𝟮𝟬𝟬𝟲-𝟮𝟬𝟭𝟭).
𝗪𝗵𝗲𝗻 𝗿𝗮𝗶𝗻𝗳𝗮𝗹𝗹 𝗱𝗲𝗰𝗿𝗲𝗮𝘀𝗲𝘀 𝗳𝗿𝗼𝗺 𝟰.𝟱 𝘁𝗼 𝟰.𝟰, 𝘁𝗵𝗲 𝗱𝗲𝗰𝗿𝗲𝗮𝘀𝗲 , 𝗶𝗻 𝗹𝗲𝗻𝗴𝘁𝗵 𝗼𝗳 𝗿𝗲𝗰𝘁𝗮𝗻𝗴𝗹𝗲 𝗶𝘀 𝗹𝗲𝘀𝘀, 𝘀𝗵𝗼𝘂𝗹𝗱 𝗯𝗲 𝗲𝗾𝘂𝗮𝗹, 𝗶𝗻 𝗰𝗼𝗺𝗽𝗮𝗿𝗶𝘀𝗼𝗻 𝘁𝗼 𝘄𝗵𝗲𝗻 𝘆𝗲𝗮𝗿 𝗶𝗻𝗰𝗿𝗲𝗮𝘀𝗲𝘀 𝗳𝗿𝗼𝗺 𝟮𝟬𝟬𝟲 𝘁𝗼 𝟮𝟬𝟬𝟳. 𝗜𝘁 𝗺𝘂𝘀𝘁 𝗯𝗲 𝗶𝗻 𝘁𝗵𝗲 𝘀𝗵𝗮𝗽𝗲 𝗼𝗳 𝗦𝗾𝘂𝗮𝗿𝗲.
𝗜𝗳 𝗶𝗻𝘀𝘁𝗲𝗮𝗱 𝗼𝗳 𝗹𝗶𝗻𝗲 𝗴𝗿𝗮𝗽𝗵, 𝘄𝗲 𝘄𝗶𝗹𝗹 𝗱𝗿𝗮𝘄 𝗯𝗮𝗿 𝗴𝗿𝗮𝗽𝗵 ,𝗿𝗲𝗽𝗿𝗲𝘀𝗲𝗻𝘁𝗶𝗻𝗴 𝗔𝗺𝗼𝘂𝗻𝘁 𝗼𝗳 𝗿𝗮𝗶𝗻𝗳𝗮𝗹𝗹(𝟰.𝟱-𝟯.𝟬) 𝗼𝗻 𝘆 𝗮𝘅𝗶𝘀 𝗶𝗻 𝘁𝗵𝗲 𝗺𝗼𝗻𝘁𝗵 𝗼𝗳 𝗝𝘂𝗹𝘆, 𝘁𝗼 𝟲 𝗱𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝘁 𝘆𝗲𝗮𝗿𝘀 𝗳𝗿𝗼𝗺 (𝟮𝟬𝟬𝟲-𝟮𝟬𝟭𝟭) 𝗼𝗻 𝘅 𝗮𝘅𝗶𝘀, 𝗜 𝘁𝗵𝗶𝗻𝗸 𝗶𝘁 𝘄𝗶𝗹𝗹 𝗯𝗲 𝗹𝗲𝗮𝘀𝘁 𝗺𝗶𝘀𝗹𝗲𝗮𝗱𝗶𝗻𝗴.

Answer 23

Sheesh

Answer 24

is uhm yeah right

Answer 25

name

Answer 26

is @uhm yeah, correct? @bot

Answer 27

is @uhm yeah, correct

Answer 28

bot i need answers

Answer 29

bot

Answer 30

bot!

Answer 31

@Bot!!

Answer 32

the answers don't match up