Mathematics, 31.03.2021 01:00 hernan99961
Alma is estimating the proportion of students in her school district who, in the past month, read at least 1 book. From a random sample of 50 students, she found that 32 students read at least 1 book last month. Assuming all conditions for Inference are met, which of the following defines a 90 percent confidence interval for the proportion of all students in her district who read at least 1 book last month?
A. 32 +1.645,โ(32)(18/50)
B. 32+ 1.9620โ โ(32)(18/50)
C. 0.64 + 1.282โ(0.64 )(0.36)/ 50
D. 0.64 + 1.645โ(0.64 )(0.36)/ 50
E. 0.64 + 1.96โ(0.64 )(0.36)/ 50
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Alma is estimating the proportion of students in her school district who, in the past month, read at...
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