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Calculate the observed and expected z-score values

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Reference no: EM132857726

Which of the following are least likely to be the primary means of investigating normality in a distribution X?

a) Graphically display your data in a histogram and use the eyeball test to see if there is any asymmetry or skew

b) Observe a computerized output for the Q-Q plot of the distribution

c) Calculate the observed and expected z-score values and determine any major deviations

d) Start with a normal approximation, as most continuous variables are normal

Reference no: EM132857726

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