Rachel is studying the population of a particular bird species in a national patk. She observes every 10th bird of that species that she can find in the park. Her conclusion is that the birds living in the park who belong to that species generally feed on insects.

Is rachels sample biased or not biased? Is her generalization valid or not valid?

Not biased/ Valid

Step-by-step explanation:

the answer is the option b

the range is all real numbers

step-by-step explanation:

we know that

the absolute value parent function is equal to

see the attached figure to better understand the problem

so

a. it is v-shaped > is true

b. the range is all real numbers > is not true

because the range is the > [0,∞)

all real numbers greater than or equal to zero

c. it goes through the origin > is true

d. the domain is all real numbers > is true

step-by-step explanation:

where did you get them? if you picked from the grass, is is probably poisonous.

step-by-step explanation: