χ^{2} statistics for the proportion of value themes according to city and weather, indicating values for first and second mention, based on the survey results from Fredericton, Halifax, and Winnipeg.

Sampling characteristics

χ^{2 z}

Degrees of freedom

P-value^{y}

Cities

Fredericton

132.16 (1st mention)

22

<0.0001

Halifax

Winnipeg

58.88 (2nd mention)

22

<0.0001

Weather

Cold

68.25

11

<0.0001

Hot

18.51

11

0.071

↵^{z} The χ^{2} statistic was calculated based on contingency tables that do not include the “no responses” code, which accounts for 1.2% of all first mentions and 40% of all second mentions of the total responses (n = 1077).

↵^{y} Based on a 95% confidence level (critical P-value = 0.05).