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1 WHAT IS WRONG? 1. A statistician is going to survey a sample of 50 people. He prepared a

1 WHAT IS WRONG? 1. A statistician is going to survey a sample of 50 people. He prepared a

1 WHAT IS WRONG? 1. A statistician is going to survey a sample of 50 people. He prepared a list of 50 random phone numbers generated by a computer. Next morning he came to work at 8:00 and began to make calls. By 11:00 a.m., his survey was done. 2. The United Nation declared that the world’s six-billionth inhabitant was born on October 12, 1999 in Bosnia. 3. Jim Smart started a furniture business in December, 1998. During that month, his factory produced 50 tables. During the whole 1999, 1000 tables were made. In January 2000, Jim proudly announced, "During the last year we increased our production 20 times!" TRUE OR FALSE? 1. Class width = Upper limit of a class – Lower limit of the same class. 2. A class frequency may be equal to zero. 3. The data 9, 12, 18, 30, 25, 15, 8, 42, 29, 44, 31, 26 can be broken into 5 classes: 8-15, 16 – 23, 24 – 31, 32 – 39, 40 – 44. One of these classes is empty

Abhinav 02-Dec-2019

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