Girls from four different soccer teams are to be tested for mean
goals scored per game. The entries in the table are the goals per
game for the different teams. At the 0.05 level of significance,
are the mean goals scored similar among the different teams?
Team 1
Team 2
Team 3
Team 4
4
1
2
4
3
2
3
1
4
0
2
1
4
3
4
3
2
4
0
2
25. What is the null hypothesis?
The mean goals scored similar among the different teams.
The mean goals scored are not similar among the different
teams.
26. What is the alternative hypothesis?
The mean goals scored similar among the different teams.
The mean goals scored are not similar among the different
teams.
27. What is test statistic? Please answer with two decimal
places.
28. What is the p-value? Please answer with three decimal
places.
29. What is your conclusion based on the p-value and the level
of significance?
Reject the null hypothesis
Fail to reject the null hypothesis
30. What is the proper conclusion?
At the 0.05 level of significance, the mean goals scored are not
similar among the different teams.
At the 0.05 level of significance, the mean goals scored similar
among the different teams.
Four different traffic routes are tested for mean driving time.
The entries in the table are the driving times in minutes on the
three different routes. At the 0.05 level of significance, are the
mean driving times similar regardless of routes?
Route 1: 30, 32, 27, 35, 42, 20
Route 2: 27, 29, 28, 36,13
Route 3: 16, 41, 22, 31, 5
Route 4: 7, 11, 32, 50,
31. What is the null hypothesis?
The mean driving times are not similar regardless of routes.
The mean driving times are similar regardless of routes.
32. What is the alternative hypothesis?
The mean driving times are not similar regardless of routes.
The mean driving times are similar regardless of routes.
33. What is test statistic? Please answer with two decimal
places.
34. What is the p-value? Please answer with three decimal
places.
35. What is your conclusion based on the p-value and the level
of significance?
Reject the null hypothesis
Fail to reject the null hypothesis
36. What is the proper conclusion?
At the 0.05 level of significance, the mean driving times are
not similar regardless of routes.
At the 0.05 level of significance, the mean driving times are
similar regardless of routes.
Girls from four different soccer teams are to be tested for mean goals scored per game. The entries in the table are the
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Girls from four different soccer teams are to be tested for mean goals scored per game. The entries in the table are the
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