Brad recorded the number of visitors at the local science museum during the week: Day
Visitors
Tuesday
18
Wednesday
24
Thursday
28
Friday
30
He expected to see 25 visitors each day. To answer whether the number of visitors follows a
uniform distribution, a chi-square test for goodness of fit should be performed. (alpha = 0.10)
x2= 2
(0-E)
E
What is the chi-squared test statistic? Answers are rounded to the nearest hundredth.
01.12
O 2.54
O 3.36