January Weather. Consider the following table showing January mean monthly precipitation and mean daily high temperature for ten Northern Hemisphere cities (National Oceanic and Atmospheric Administration).

a. Construct a scatterplot for the data.

b. Briefly characterize the correlation in words and estimate the correlation coefficient.

c. Can you draw any general conclusions about January temperatures and precipitation from these data? Explain.

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City Mean daily high temperature for January (F) Mean January precipitation (inches) 2.2 Athens 54 Bombay 88 0.1 Copenhagen 36 1.6 Jerusalem 55 5.1 London 44 2.0 Montreal 21 3.8 Oslo 30 1.7 Rome 54 3.3 Tokyo 47 1.9 Vienna 34 1.5 Source: The New York Times Almanac.