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Ohio University sorted 150 new students into one of the four residence hall greens as follows: East Green 44, South Green 40, West Green 35, and...
Ohio University sorted 150 new students into one of the four residence hall greens as follows: East Green 44, South Green 40, West Green 35, and North Green 31. In a Chi-Square test, what would the sum (total) of the EXPECTED values/frequencies be for East Green and South Green? (Hint: First calculate the expected values/frequencies for each Green. Then add together the expected values/frequencies for the East and South Greens.)
37.5
42
75
84
150
Which of the following might you use to best display categorical data?
Histogram
Pictogram
Line graph
Stem plot
Scatter plot
You have collected data on nurses' annual salaries over a ten-year period (2007 to 2017). Which of the following data organization schemes would best highlight upward and downward changes over time?
Pictogram
Line graph
Bar graph
Pie chart
Scatterplot
