Practices less than 5 hours a week
Music Competition Level 1-3
23
Practices more than 5 hours a week
9
Music Competition
10
18
Level 4 or Higher
Total
33
27
High school juniors were asked about how many hours a week they practice their musical instruments to prepare for a musical competition. The study included 60 participants, and its intent was to see if there was a difference between competition levels of 1 to 3 and levels 4 or higher. The results are summarized in the table. Which statement is a correct association that can be made based on the data provided?
(1 point)
All students are more likely to get a competition level of 4 or higher with less than 5 hours of practice.
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There is an association between the competition level and the number of hones of practice.
There is no association between the competition level and the number of hours of practice.
If a student practices more than 5 hours, they are more likely to be at a competition level of 1-3.
3 answers
Season Pass Holders
Total
Parents with Kids Under 10
52
125
177
Parents with Kids from 10-18
50
58
108
Total
102
183
285
At a local amusement park, parents were asked whether they were season pass holders and the ages of their children. The results of the survey are in the table. Which statement describes a correct association for the data?
(1 point)
There is no association between the age of children and whether a parent is a season pass holder.
The majority of non-season pass holders have children under 10.
The older the children, the more likely it is that a parent has a season pass.
There is an association between the ages of children and whether a parent is a season pass holder
1 answer