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27 Cards in this Set
- Front
- Back
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UK weather Stations |
Camborne Heathrow Hurn Leeming Leuchars
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Overseas Weather Stations |
Beijing-China Jacksonville-America Perth-Australia |
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How is temperature recorded? |
By thermometer about 1.25m above short grass |
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Trace Rain |
An amount less than 0.05mm |
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How is daily total sunshine measured? |
an instrument that measures the amount of solar radiation exceeding a threshold. |
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What Daily maximum relative humidity is considered as misty and foggy |
95% |
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1knot in mph |
1.15mph |
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Daily mean wind direction is measured to the nearest... |
...10 degrees |
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The direction of the maximum gust is measured from |
True north |
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1 Okta |
1/8 |
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Old unit of pressure |
Millibars |
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I millibar |
1 hectopascal (100Pa) |
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What Data does the oversea stations contain (5)? |
Daily Mean Air Temperature Rainfall( 24 hour total) Daily Mean Pressure (hPa) Daily Mean Wind Speed Daily Mean Windspeed |
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What times was the large data set made? |
2015 and 1987 May to October (6 months) |
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What does n/a mean? |
Not available |
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What are Sunshine amounts are recorded in? |
hours and tenths |
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When was the UK great Storm? |
15/10/1987-16/10/1987 |
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Highest gusts recorded |
100knots |
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Highest gusts recorded |
100knots |
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Jacksonville Hurricane dates |
12/10/1987 Hurricane Floyd 1/10/2015-2/10/2015 Hurricane Joaquin |
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What station is in the Southern Hemisphere? |
Perth :July-Sept is winter |
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Why is normal approximate for binomial best when p= 0.5? |
Binomial Distribution will be symmetrical. X~N(n/2,n/4) |
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Hypothesis test |
A hypothesis test is a statistical test used to determine whether there is enough evidence in a sample of to infer that a certain condition is true for the for the entire population |
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Test Statistics |
A statistic that is calculated from sample data in order to test a hypothesis about a population |
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Test Statistics |
A statistic that is calculated from sample data in order to test a hypothesis about a population |
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Critical Value |
The point on a test Distribution that is compared to a test statistic to determine whether to reject the null hypothesis or not |
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How do you use the fact that spheres are smooth in collisions |
Impulse only acts along the line of centres |
