Question

The table shows the annual consumption of cheese per person in the United States for selected years in the 20th century. Let x = number of years since 1900, and y = pounds per person. What cubic model best fits this data?

Year Pounds Consumed
1902 1.959
1924 6.373
1946 7.29
1982 15.817

A. y = 0.00989x3 - 0.0000872x2 + 1.192x + 0.403

B. y = -0.0000872x3 + 0.00989x2 - 0.403x - 1.192

C. y = -0.0000872x3 - 0.00989x2 - 0.403x + 1.192

D. y = 0.0000872x3 - 0.00989x2 + 0.403x + 1.192

Answer 1

@rajee_sam

Answer 2

@Numb3r1

Answer 3

@rajee_sam

Answer 4

x is the no. of years since 1900. so in 1902, x = 2 so substitute that in all and see which one gives the pound listed in the table corresponding to 1902

Answer 5

Similarly for other years

Answer 6

I did A , B and both are wrong

Answer 7

if 2 works for all then try the next year

Answer 8

can u do D and I will do C
so we know which one is right

Answer 9

A,B,C are wrong so it must be D

Answer 10

yes it is

Answer 11

OK Good night I have to go and sleep

Answer 12

Oh is that all we were doing? Plugging in and seeing if it works? xD I blew this problem way out of proportion...

Answer 13

I'm out for the night as well, sorry I missed this.

Answer 14

np but I just have one more