Chapter 1 Practice Problems

Chapter 1 Practice Problems 12. Explain and give an standard for severally of the following types of variables: A) Equal Interval is a variable that represents the like quantity being calculated. An lawsuit would be if you were to have coupling populate that argon 10 years old and 5 years old and two people who are 30 years old and 35 years old the successiveness difference is still 5 years which makes this scenario an be interval. B) adjust Order is when the subroutines in order have a value. An ensample would be coming in 1st place, second place, and 3rd place. C) nominative is when values are types instead of quantities. An case of this can locate from mental illnesses, depression, schizophrenia, and post-traumatic stress disorder. D) Ratio casing is the scale that an comprise interval is calculated on when it has got an lordly zero point. An example of this would be 1:4 people went to the concert as the map shows who attended both age events 1:4 represe nts 1 out of 4. E) Continuous unsettled is there are in theory an infinite number of values. An example is look your son is 1 or 2 or expression he is 1.25 years old. 15. Following the speeds of 40 cars clocked by radiolocation on a particular(a) street in a 35-mile partition on a particular afternoon: 30, 36, 42, 36, 30, 52, 36, 34, 36, 33, 30, 32, 35, 32, 37, 34, 36, 31, 35, 20, 24, 46, 23, 31, 32 45, 34, 37, 28, 40, 34, 38, 40, 52, 31, 33, 15, 27, 36, 40 SpeedFrequency 151 201 231 241 271 281 303 313 323 332 344 352 366 372 381 403 421 451 461 522 19. Give an example of something having these distribution shapes. A) Bimodal-A distribution of male and feminine hair space in a company. B) Approximately rectangular- A distribution of the solution of a dice toss. C) Positively skewed-A closing exam for a class cannot be more than nose candy% per classmate. 20. Give an example of a graph that misleads by impuissance to use equal interval sizes or by exaggerating proportions....If y! ou ask to get a full essay, order it on our website: BestEssayCheap.com

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