Angel participated in a local candy bar-eating contest. The graph below shows the number of candy bars he ate. What is Angel's a
verage rate of change?
A. 1 candy bar per 3 minutes
B. 0.5 candy bar per 1 minute
C. 1.5 candy bars per 0.5 minutes
D. 3 candy bars per 1 minute
A. 1 candy bar per 3 minutes
B. 0.5 candy bar per 1 minute
C. 1.5 candy bars per 0.5 minutes
D. 3 candy bars per 1 minute
2 answers:
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Answer: (0.132132, 0.274368)
Step-by-step explanation:
Given : A simple random sample of 123 people living in Gastown and finds that 25 have an annual income that is below the poverty line.
i.e. n= 123
Critical value for 95% confidence interval :
Confidence interval for population :
i.e.
Hence, the 95% confidence interval for the true proportion of Gastown residents living below the poverty line : (0.132132, 0.274368)