3) A university claims that the distribution of student majors among first-year students matches a specific pattern. To investigate, a random sample of 250 first-year students is surveyed, and their declared majors are recorded as follows. Use the chi-squared goodness of fit test to determine if there are significant differences between the observed distribution and the expected distribution. Major Observed Biology 40 Engineering 70 History 60 Economics 50 Other 30

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3) A university claims that the distribution of student majors among first-year students matches a specific
pattern. To investigate, a random sample of 250 first-year students is surveyed, and their declared majors are
recorded as follows. Use the chi-squared goodness of fit test to determine if there are significant differences
between the observed distribution and the expected distribution.
Major
Observed
Biology
40
Engineering
70
History
60
Economics
50
Other
30
Transcribed Image Text:3) A university claims that the distribution of student majors among first-year students matches a specific pattern. To investigate, a random sample of 250 first-year students is surveyed, and their declared majors are recorded as follows. Use the chi-squared goodness of fit test to determine if there are significant differences between the observed distribution and the expected distribution. Major Observed Biology 40 Engineering 70 History 60 Economics 50 Other 30
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