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zzz [600]
3 years ago
7

Which sample fairly represents the population? Check all that apply. A) measuring the heights of every fiftieth person on the sc

hool roster to determine the average heights of the boys in the school B) calling every third person on the soccer team’s roster to determine how many of the team members have completed their fundraising assignment C) observing every person walking down Main Street at 5 p.m. one evening to determine the percentage of people who wear glasses D) sending a confidential e-mail survey to every one-hundredth parent in the school district to determine the overall satisfaction of the residents of the town E) taking a poll in the lunch room (where all students currently have to eat lunch) to determine the number of students who want to be able to leave campus during lunch
Mathematics
2 answers:
daser333 [38]3 years ago
4 0

The answers are...

B) calling every third person on the soccer team’s roster to determine how many of the team members have completed their fundraising assignment

E) taking a poll in the lunch room (where all students currently have to eat lunch) to determine the number of students who want to be able to leave campus during lunch

gogolik [260]3 years ago
3 0

Answer:

B and E

Step-by-step explanation:

B and E

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Help....it it easy.
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Answer:

miles/48 min = 4 mi/30 min

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miles = 48(2/15)

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Step-by-step explanation:

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The vertex of < WON is
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3 years ago
Sketch the points (0,5,2),(4,0,-1),(2,4,6) and(1,-1,2) o a single set of coordinate axes?
nordsb [41]

Explanation:

As points have three coordinates i.e. x, y and z hence the sketch of the given four points is drawn in 3D shape and for that picture is attached here with this answer.

Points are given in the format as below

(value of x-coordinate , value of y-coordinate , value of z-coordinate)

In the attachment:

Point A = (0,5,2) (in blue color)

Point B = (4,0,-1) (in purple color)

Point C = (2,4,6) (in orange color)

Point D = (1,-1,2) (in black color)

7 0
3 years ago
The 6th term of a gp is -2/29,and it's first term is 18.what is the common ratio​
Ymorist [56]

Answer:

-0.329

Step-by-step explanation:

The formula for Geometric ratio is

an = ar^n - 1

Where

a = First term = 18

r = Common ratio = ?

n = Number of term= 6

Hence

a6 = 18 × r^6-1

From the question

a6 = -2/29

Hence:

-2/29 = 18 × r^6-1

-2/29 = 18 × r⁵

Divide both sides by 18

-2/29 ÷ 18 = 18 × r⁵/18

-2/29 × 1/18 = r⁵

r⁵ = -1/261

Take the fifth root of both sides

⁵√(r⁵) = ⁵√(-1/261)

r = -0.3286032834

Approximately = -0.329

Therefore, Common ratio = -0.329

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3 years ago
X=<br> A) 80<br> B) 90<br> C) 100
Sunny_sXe [5.5K]
X= A) 80 I believe you double 120 to 240 and divide by the 4 quarters.
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4 years ago
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