Question: Example 3, in testing H0: p = 1/3 against Ha: p 7 1/3, analyzed whether astrologers could predict the correct personality chart (out of three

Example 3, in testing H0: p = 1/3 against Ha: p 7 1/3, analyzed whether astrologers could predict the correct personality chart (out of three possible ones) for a given horoscope better than by random guessing. In the words of that example, what would be
(a) A Type I error and
(b) A Type II error?

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