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Timed Test For
Conditional distributions
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Sample Problem
James is interested in the relationship between weather conditions and whether the downtown train he sometimes takes runs on time. For a year, James records whether each day is sunny, cloudy, rainy, or snowy, as well as whether this train arrives on time or is delayed. His results are displayed in the table below. |On time|Delayed|Total - | - | - | - | - Sunny| $167$ | $3$ | $170$ Cloudy| $115$ | $5$ | $120$ Rainy| $40$ | $15$ | $55$ Snowy| $8$ | $12$ | $20$ Total| $330$ | $35$ | $365$ **Complete the table giving the conditional distribution of whether the train is on time for cloudy days.** *Round your answers to the nearest tenth of a percent.* | On time | Delayed - | - Cloudy | [[☃ numeric-input 3]] $\%$ | [[☃ numeric-input 4]] $\%$
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Duration
30 seconds
60 seconds (1 minute)
120 seconds (2 minutes)
180 seconds (3 minutes)
300 seconds (5 minutes)