A sample survey of 850 people in Chicago was conducted in 2001 to see how people get to work. The results are shown in the frequency table below. A study of the same nature was conducted in 1990 and revealed 12% walk, 67% drive an automobile, 18% take a bus, and 3% ride a bicycle.
Do the current data support that the proportions are the same as in 1990? Use .
Compute :
______________
One should ______________ .
Conclude that the current data ______________ that the proportions in 2001 are the same as in 1990.

Question

A sample survey of 850 people in Chicago was conducted in 2001 to see how people get to work. The results are shown in the frequency table below.  A study of the same nature was conducted in 1990 and revealed 12% walk, 67% drive an automobile, 18% take a bus, and 3% ride a bicycle.
Do the current data support that the proportions are the same as in 1990? Use  .
Compute  :
______________
One should ______________  .
Conclude that the current data ______________ that the proportions in 2001 are the same as in 1990.

Quizplus · Accepted Answer

The Answer of A sample survey of 850 people in Chicago was conducted in 2001 to see how people get to work. The results are shown in the frequency table below.  A study of the same nature was conducted in 1990 and revealed 12% walk, 67% drive an automobile, 18% take a bus, and 3% ride a bicycle.
Do the current data support that the proportions are the same as in 1990? Use  .
Compute  :
______________
One should ______________  .
Conclude that the current data ______________ that the proportions in 2001 are the same as in 1990.

A Sample Survey of 850 People in Chicago Was Conducted