The table below shows the class rank of students in three sections of Math 115.
Use a 0.01 significance level to test the claim that students in Math 115 are not evenly distributed across the classes.
(a) State your hypotheses and the significance level.
H0 :
H1 :
α =
(b) Fill in the table below with the appropriate proportions for the model and the expected value for each
category based on the model.
(c) Give the formula for the test statistic and calculate the value of T.
(d)The test is _____tailed.
The test statistic T is a score in the distribution with degrees of freedom.
Calculator input & result:
P-value=__________
Comparison:
(e) Conclusion: (circle one) Reject H0 Fail to reject H0
State your conclusion in plain English, using the details of this problem situation.
_____________________________________________
TABLE:
Class: Freshmen Sophomores Juniors Seniors TOTAL
Observed # of Students 60 28 10 6 104
Freshman-60
Sophmore-28
Junior-10
Senior-5
Total-104
Use a 0.01 significance level to test the claim that students in Math 115 are not evenly distributed across the classes.
(a) State your hypotheses and the significance level.
H0 :
H1 :
α =
(b) Fill in the table below with the appropriate proportions for the model and the expected value for each
category based on the model.
(c) Give the formula for the test statistic and calculate the value of T.
(d)The test is _____tailed.
The test statistic T is a score in the distribution with degrees of freedom.
Calculator input & result:
P-value=__________
Comparison:
(e) Conclusion: (circle one) Reject H0 Fail to reject H0
State your conclusion in plain English, using the details of this problem situation.
_____________________________________________
TABLE:
Class: Freshmen Sophomores Juniors Seniors TOTAL
Observed # of Students 60 28 10 6 104
Freshman-60
Sophmore-28
Junior-10
Senior-5
Total-104