A weight loss clinic keeps records of patient attendance at scheduled appointments
each year. A record of whether the patient's weight loss goal was met is shown below,
in which the relationship between meeting or not meeting the goal is sorted by how
consistently the patient attended appointments during a six-month window.
Attended > 75% of
Attended < 75% of
Appointments
Total
Appointments
Met or exceeded
44
116
goal
Did not meet goal 55
99
154
Total
127
143
270
Which of the following gives the best evidence of an association between patients
attending more than 75% of appointments and meeting or exceeding their weight loss
goals? (2 points)
A total of 116 patients met or exceeded their goals out of 270 total patients.
O A greater proportion of patients met or exceeded their weight loss goal when attending more
172
than 75% of their appointments compared with those who attended fewer than 75%
1 44
of appointments
The combination of attending more than 75% of appointments and meeting or exceeding the
weight loss goal was one of the highest occurring in the table.
A total of 99 patients who attended fewer than 75% of their appointments did not meet their
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