Reference no: EM132190102
Professor Ivy has the following scores on her final exam:
93, 51, 86, 68, 76, 72, 83
93, 51, 86, 68, 76, 72, 83
95, 74, 54, 67, 57, 62
95, 74, 54, 67, 57, 62
Compute the values indicated below. Express your answers rounded to the nearest tenth.
Mean: 72.2
Standard Deviation: 14.3
Use the 68-95-99.7 Rule to answer the following question.
What is the probability of an exam score less than 57.9 ?
Express your answer rounded to the nearest thousandth.