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From experience a high-jumper knows that he can clear a

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From experience a high-jumper knows that he can clear a height of at least 1.78 meters once in 5 attempts. He also knows that he can clear a height of at least 1.65 meters on 7 out of 10 attempts.

a) Find to the three decimal places, the mean and standard deviation of the heights the high-jumper can reach.

b) Calculate the probability that he can jump at least 1.74 meters

Please show all work for clear understanding.

Reference no: EM13614129

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