Mathematics, 11.10.2019 09:30 sihamabdalla591
425 school children were surveyed about what they want to be when they grow up, out of a choice of five professions. the results were teacher 80, doctor 105, lawyer 70, police officer 70, firefighter 100. a. obviously these particular children preferred some occupations over others. test whether their preference reflects a real difference in the population or not. b. which of the categories contributed the most to the chi-squared test statistic?
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Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles
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Nikolas calculated the volume of the prism. his work is shown below.
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The mean of 10 values is 19. if further 5 values areincluded the mean becomes 20. what is the meanthese five additional values? a) 10b) 15c) 11d) 22
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425 school children were surveyed about what they want to be when they grow up, out of a choice of f...
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