An administrator has hypothesized that student major preference e College of Science differs in the current academic year compared us years. Using a sample of undeclared undergraduates, intended ere recorded and compared to the mean percentages computed ral prior years (see table below). Complete the table and perform a goodness-of-fit test for the hynothesie Shou

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An administrator has hypothesized that student major preference
within the College of Science differs in the current academic year compared
to previous years. Using a sample of undeclared undergraduates, intended
majors were recorded and compared to the mean percentages computed
from several prior years (see table below). Complete the table and perform a
chi-square goodness-of-fit test for the hypothesis. Show your work and type
your results and interpretation in APA format. Use an alpha of .05.
1.
Reported
Mean % Expected Chi Square
Major
Biology
Chemistry
Environmental Science
Physics
Psychology
90
40
25
15
12
19
54
10
30
N=
200
Transcribed Image Text:An administrator has hypothesized that student major preference within the College of Science differs in the current academic year compared to previous years. Using a sample of undeclared undergraduates, intended majors were recorded and compared to the mean percentages computed from several prior years (see table below). Complete the table and perform a chi-square goodness-of-fit test for the hypothesis. Show your work and type your results and interpretation in APA format. Use an alpha of .05. 1. Reported Mean % Expected Chi Square Major Biology Chemistry Environmental Science Physics Psychology 90 40 25 15 12 19 54 10 30 N= 200
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