Only available data
beyond available data
Numbers which are measure
Consist of ord
Assignment number 3
Is there any significant difference between midterm test, make-up test and
H1: H0 is false.
Reject H0 at
Is there any significant difference on average due to continuation of the study in the periods
between midterm test, make-up test, and the final examination?
H0: 1 = 2 = 3
H1: H0 is false
Assignment number 1
Mean scores show that the scores become higher in the order of original
midterm, after make-up, and course score. Also standard deviations become
smaller in the same order.
As all data (midte
Does the make-up test significantly influence the midterm scores?
H0: 1- 2 = 0
H1: 1- 2 0
Reject H0 at the 0.05 level of significance if t 2.021 or t -2.021 is given by df = 40.
Assignment number 4
I picked up all prices for each sample (Tokyo and Okinawa) from e
(retrieved on December 4th, from http:/e-nenpi.com/gs/pref/13 for Tokyo and
from http:/e-nenpi.com/gs/pref/47 for Okin
Assignment number 2
Does the mean of scores of midterm test differ from that of make-up test?
Reject H0 at the 0.05 level of signi