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OpenStudy (anonymous):

WILL GIVE MEDAL AND FAN !!!!!! 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?

OpenStudy (anonymous):

b.

OpenStudy (anonymous):

i just did this lol

OpenStudy (anonymous):

Can you help me please? @mellisabefierce1

OpenStudy (anonymous):

wait!

OpenStudy (anonymous):

Obviously these particular children preferred some occupations over others. Test whether their preferences reflect a real difference among all first graders, at the 0.05 significance level.

OpenStudy (anonymous):

hold on hold on (x

OpenStudy (anonymous):

b. is doctor

OpenStudy (anonymous):

why though? How do you tell which category is most contributed? @mellisabefierce1

OpenStudy (anonymous):

is it doctor because it has 105? @mellisabefierce1

OpenStudy (anonymous):

obviously because it was choosen on the survery the most

OpenStudy (anonymous):

oh tru thnx @mellisabefierce1

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