B: the relationship is proportional
Answer:
16,17,18,18,19,19,21,21,21,22,22,22,24,25,28,29,30
Answer:
C
Step-by-step explanation:
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<span>B.
x-intercept: –3; y-intercept: 7</span>
Answer:
60 students
Step-by-step explanation:
The confidence interval of a proportion is given by:

Where 'p' is the proportion of students who responded 'yes', 'z' is the z-score for a 95% confidence interval (which is known to be 1.960), and 'n' is the number of students in the sample.
If the confidence interval is from 0.584 to 0.816, then:

60 students were in the sample.