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Alex Ar [27]
3 years ago
14

A polling firm is conducting research on Internet use by calling the landline telephone of every tenth person listed in a local

phone book. What bias may exist in the method they are using to do the poll?
Mathematics
1 answer:
denis-greek [22]3 years ago
7 0
Younger people don't own landline telephones so you are limiting your voter demographic to older people by calling them more than younger people.
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Hey what's the answer<br>thanks. <br>​
k0ka [10]

Step-by-step explanation:

if b+c=0

b=-c

x^b=x^-c

so

1/[2(x^b)+1]

6 0
3 years ago
The tiger at the zoo ate 133 pounds of food in 7 days find the average change in the zoos tiger food supply each day
vfiekz [6]

Which describes the effect of the transformations on the graph of ƒ(x) = x2 when changed to ƒ(x) = 3(x + 2)2 − 4?

A) stretched vertically, shifted left 2 units, and shifted down 4 units  

B) stretched vertically, shifted right 2 units, and shifted up 4 units  

C) compressed vertically, shifted left 2 units, and shifted down 4 units  

Eliminate

D) compressed vertically, shifted right 2 units, and shifted up 4 units

5 0
3 years ago
Last year, 20% of all claims were for weather-related damage (excluding floods), with an average weather-related damage claim be
mylen [45]

Answer:

100

Step-by-step explanation:

i got it right on the test !!

7 0
3 years ago
Dominic and Tyler collected soda cans to raise money. Dominic collected 700 cans and Tyler collected 7000 cans. The number of ca
Crank
It should be ten times greater since,

700x10=7000

So ten times greater.
4 0
3 years ago
Write the equation of a line that is perpendicular y=2/3x+9
Alex_Xolod [135]

To create a line that is perpendicular to the one given, completely invert the slope.

y = -3/2x + 9

6 0
3 years ago
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