1. Which of the following statements is/are correct?

  1. The time at 180° longitude is exactly 12 hours from the 0° longitude, irrespective of whether one travels westward or eastward from the Prime Meridian.
  2. A person moving eastward on Tuesday will count the day as Wednesday once the International Date Line is crossed.

Select the answer using the code given below:


1. A distribution consists of 3 components with frequencies 45, 40 and 55 having their means 2, 2.5 and 2 respectively. What is the mean of the combined distribution?

     


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