The rules for establishing classes for grouped data are true for all of these ex

Question

The rules for establishing classes for grouped data are true for all of these except: A all classes in the frequency distribution must be of equal width B. class boundaries cannot overlap and must all be mutually exclusive C always round to the nearest whole number to determine true class width of the categories D. all data values must be included without having empty classes A parameter is a described characteristics of _____________ just as a statistic is a described characteristic of __________. A. a population, a sample B. a sample, a population C. continuous data, discrete data D. discrete data, continuous data Growth mindset refers to: A. the belief that your skills (i.e. math abilities) are fixed and cannot change B. the belief that your brain can grow and change in response to challenge and succeed C. the Barbie doll that used to say "Math class is tough." D. a fixed mindset FORMULAS FOR EXAM 1: 2^k greaterthanorequalto n Class Width = MAX - MIN/k

Explanation / Answer

18) Option-C)                                                                                        

19) Option-A)                                                                                        

20) Option-B)                                                                                        

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