statistics

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The time required to travel downtown at am on Monday morning is known to be normally distrubted with a mean of 40 minutes and a standard deviation of 5 minute what is the probability that it will take less than 40 minutes?

  • statistics -

    If it is normally distributed, mean = median = mode. Look at the definition of each of these terms.

  • statistics -

    .20

  • statistics -

    0.53

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