A national survey states that 67% of college students are under the age of 25, 21% are between the ages of 25 and 30, 8% are between 30 and 40, and 4% are over 40. A random sample of 250 students at Grand Rapids Community College yielded the following data: Test whether the distribution of students' ages at Grand Rapids Community College agrees with the national survey.
Compute the value of the test statistic.
Compute .
______________
Set up the appropriate rejection region for = 0.05.
Reject when ______________.
What is the appropriate conclusion?
______________ .
Conclude the distribution of students' ages at Grand Rapids Community College ______________ agree with the national survey.

Question

A national survey states that 67% of college students are under the age of 25, 21% are between the ages of 25 and 30, 8% are between 30 and 40, and 4% are over 40. A random sample of 250 students at Grand Rapids Community College yielded the following data:  Test whether the distribution of students' ages at Grand Rapids Community College agrees with the national survey.
Compute the value of the test statistic.
Compute  .
______________
Set up the appropriate rejection region for  = 0.05.
Reject  when  > ______________.
What is the appropriate conclusion?
______________  .
Conclude the distribution of students' ages at Grand Rapids Community College ______________ agree with the national survey.

Quizplus · Accepted Answer

The Answer of A national survey states that 67% of college students are under the age of 25, 21% are between the ages of 25 and 30, 8% are between 30 and 40, and 4% are over 40. A random sample of 250 students at Grand Rapids Community College yielded the following data:  Test whether the distribution of students' ages at Grand Rapids Community College agrees with the national survey.
Compute the value of the test statistic.
Compute  .
______________
Set up the appropriate rejection region for  = 0.05.
Reject  when  > ______________.
What is the appropriate conclusion?
______________  .
Conclude the distribution of students' ages at Grand Rapids Community College ______________ agree with the national survey.

A National Survey States That 67% of College Students Are