Woking and Weybridge NHS Walk-in Centres: Local Evaluation 2000-2002 Dr Susan Turnbull On behalf of the University of Surrey.
An opinion poll asks, Are you afraid to go outside at night within a mile of your home because of crime? Suppose that the proportion of all adults who.
SECTION 10.3 Estimating a Population Proportion. NOW WHAT NOW WHAT In this section we are interested in the unknown proportion, p of a population as opposed.
SADC Course in Statistics Linking tests to confidence intervals (and other issues) (Session 10)
+ The Practice of Statistics, 4 th edition – For AP* STARNES, YATES, MOORE Chapter 9: Testing a Claim Section 9.2 Tests About a Population Proportion.
+ The Practice of Statistics, 4 th edition – For AP* STARNES, YATES, MOORE Chapter 7: Sampling Distributions Section 7.2 Sample Proportions.
T distribution with 20 degrees of freedom t distribution with 10 degrees of freedom 0 t distribution with degrees of freedom t Distribution The t-distribution.
Topics 19 - 20 Unit 4 – Inference from Data: Principles.
Hypothesis Tests Steps and Notation (1-Sample). STEP 1, Null and Alternate Hypotheses State the Null Hypothesis and Alternate Hypothesis.
AP Statistics. A coin that is balanced should come up heads half the time in the long run. The French naturalist Count Buffon (1707-1788) tossed a coin.
If the null-hypothesis is true, the P-value (probability value) of a hypothesis test is the probability of obtaining a sample statistic with a value.
Chapter 4 Evaluating Classification and Predictive Performance 1.