According to the CDC 2.8% of high school students currently use electronic cigarettes. A high school...
According to the CDC 2.8% of high school students currently use electronic cigarettes. A high school counselor is concerned that the use of e-cigs at her school is higher. A test of the following hypothesis Ho: p = 0.028 Ha: p > 0.028 is conducted using a random sample of 50 students at this school and the null hypothesis is rejected. What conclusion can the counselor make?
A. There is not enough evidence that the percent of students using e-cigs is higher than2.8%.
B. There is enough evidence that the percent of students using e-cigs is 2.8%.
C. There is not enough evidence that the percent of students using e-cigs is 2.8%.
D. There is enough evidence that the percent of students using e-cigs is higher than2.8%.
Homework Answers
Option D) is correct.
D. There is enough evidence that the percent of students using e-cigs is higher than2.8%.
Since, alternative hypothesis is Ha: p > 0.028 and null hypothesis is rejected.
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According to the CDC 2.8% of high school students currently use
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