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slega [8]
3 years ago
6

The head librarian at a public library releases a report. The report states that visitors to the library want the library to ope

n one hour earlier on Saturdays. The report was based on a survey of the first 50 visitors to the library on a recent Saturday. Participants were asked the question, "Do you think the library should open one hour earlier on Saturdays?"
Select all statements that correctly evaluate the report. (select more than 1)

The sample is biased because it does not represent the population.

The question is biased toward a No response.

The sample is not biased.

The question is biased toward a Yes response.

The question is not biased.
Mathematics
1 answer:
IrinaK [193]3 years ago
4 0

1.The sample is biased because it does not represent the population.

2.The question is biased toward a Yes response.

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Systems of equations, help please?
lord [1]
4x + 3y = 54 (1)
3x + 9y = 108 (2)

Multiply (1) by (-3)
-12x - 9y = -162 
3x + 9y = 108
---------------------add
-9x  =  -54
   x = 6

plug x = 6 into (1) to find y
4(6) + 3y = 54
24 + 3y = 54
3y = 30
  y = 10

Answer
(6 , 10)

Hope it helps.
3 0
3 years ago
The number of coffee bar on different streets of a NY city are 9, 18, 24, 9, 5,
Serjik [45]

Answer:

9

Step-by-step explanation:

The mode is the number that occurs most often. The number nine occurs 4 times.

7 0
1 year ago
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What must you invest today to receive an annuity of $4,500 for 10 years compounded at 8% quarterly when all withdrawals will be
OlgaM077 [116]

Answer:

Kent is making a scale model of his favorite train. The actual train is 12 feet long and 4 feet wide. Kent wants his model to be 6 inches in length. Which would if he uses the same ratio?

Step-by-step explanation:

Kent is making a scale model of his favorite train. The actual train is 12 feet long and 4 feet wide. Kent wants his model to be 6 inches in length. Which would be the width if he uses the same ratio?

6 0
3 years ago
1+4(6p-9) simplified
snow_lady [41]

Answer

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Step-by-step explanation:

  1. P.EM.D.A.S
  2. 4*6p=24p
  3. 4*-9=-36
  4. now it looks like: 1+4+24p+-36
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5 0
3 years ago
Someone please help, is due tonight, will give brainly if helped. Thank you...
Alina [70]

Answer:

1. f & c,     d & e,

2. h & a,   g & b

3. h & d,    f & b,   g & c,     a & e

here ya go, i hope this is correct if i remember right

Step-by-step explanation:

3 0
3 years ago
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