Statistics Assignment | Professional Writing Services
January 29th, 2020
Ms. Consalvi analyzed her students’ final exam scores and found that they achieved a mean score of 80, and that a score of 82 is one standard deviation from the mean.
Which of the following statements is/are true?
There may be more than one correct answer. Select all that apply.
- Approximately 99.7 percent of the students have a score between 78 and 82
- Approximately 68 percent of the students have a score between 80 and 82
- Approximately 99.7 percent of the students have a score between 74 and 86
- Approximately 68 percent of the students have a score between 78 and 82
- Approximately 95 percent of the students have a score between 76 and 80
- Approximately 95 percent of the students have a score between 76 and 84
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