Find the standard normal score or z-score

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Reference no: EM1318834

Your class took a test and the students earned the following scores: 

77

64

86

97

105

85

86

61

77

85

96

86

84

73

Find the mean ______________ and the standard deviation _____________

Find the z-score for your grade of 86 _____________

Reference no: EM1318834

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