Consider a quantum spin prepared in the pure state 146) = -√³|1) 2 + 371472- -i√3, √√7 (a) Calculate the probability that this system would be deflected up if it were to pass through a SG device oriented along the y axis. (b) Calculate the probability that this system would be deflected down if it were to pass through a SG device oriented along the y axis. (c) Use the probabilities you found above to calculate (Sy) for this state.

Consider a quantum spin prepared in the pure state 146) = -√³|1) 2 + 371472- -i√3, √√7 (a) Calculate the probability that this system would be deflected up if it were to pass through a SG device oriented along the y axis. (b) Calculate the probability that this system would be deflected down if it were to pass through a SG device oriented along the y axis. (c) Use the probabilities you found above to calculate (Sy) for this state.

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