The marketing club at school is opening a student store. They randomly survey 50 students about how much money they
spend on lunch each day. What is the expected value for a student to spend on lunch each day?
Student Lunch Survey
Number of Dollars Spent on
Students
Lunch Each Day
S10
12
$8
S6
55
54
S250
5511
5518
S90
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f(x) is going down by 4

step-by-step explanation:

(its either that or its going left by 4)

i dont know sorry

step-by-step explanation:

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c