Stats

Random sampling

Simple random, systematic, stratified

Stratified

Mutually exclusive strata, (no in strata)/ (no in pop) x overall sample size

Non-random

Quota, opportunity

Cambourne

SW coast JUL, MAY

Heathrow

S JUL, OCT

Hurn

S coast JUL, OCT

Leeming

NE AUG, OCT

Leuchars

N coast AUG, OCT

Data set for UK

May - October

Perth (coast)

Data doesn’t cover summer months, coldest

Jacksonville (coast)

Hottest

Daily wind direction

0<x<360

Daily total rainfall

0<x<0.05mm is trace

Daily total sunshine

Max 15 hours

daily maximum relative humidity

Amount of water vapour is air measured as a percentage of max

Daily mean wind speed

Knots

Qualitative

Beaufort Conversion

Pressure

Hectopascals

assumptions for binomial distribution

Fixed number of trials, 2 possible outcomes, fixed probability of success, trials are independent of each other