4. Aresearcher believes that certain car colors attract the attention of police officers more thanothers and that their drivers are therefore more likely to get tickets. The researcher obtains arandom sample of 120 speeding tickets and also obtains data on the distribution of car colorsfor all cars registered in the state.The appropriate null hypothesis for the question posed by the researcher is:The observed counts are all equal to 30.b. The observed number of speeding tickets is the same for all four color groups.At least one of the four color percentages is different from the other three.The distribution of car colors for speeding citations in this state is the same as the distributionof colors for cars in the state.The observed counts are equal to the expected counts.a.C.d.e.

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Description: 4. Aresearcher believes that certain car colors attract the attention of police officers more thanothers and that their drivers are therefore more likely to get tickets. The researcher obtains arandom sample of 120 speeding tickets and also obtains

Math

Statistics

The appropriate null hypothesis for the question posed by the researcher is: a. The observed counts are all equal to 30. b. The observed number of speeding tickets is the same for all four color groups. C. At least one of the four color percentages is different from the other three. d. The distribution of car colors for speeding citations in this state is the same as the distribution of colors for cars in the state. e. The observed counts are equal to the expected counts.

The appropriate null hypothesis for the question posed by the researcher is: a. The observed counts are all equal to 30. b. The observed number of speeding tickets is the same for all four color groups. C. At least one of the four color percentages is different from the other three. d. The distribution of car colors for speeding citations in this state is the same as the distribution of colors for cars in the state. e. The observed counts are equal to the expected counts.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section: Chapter Questions

Problem 8CR

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