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Object Relational Databases

Object Relational Databases. Object-Relational Data Model. A straightforward subset of ODM: only tuple types at the top level More precisely: Set of classes, where each class has a tuple type (the types of the tuple component can be anything)

838 views • 73 slides

Comparing Two Population Parameters

Comparing Two Population Parameters . Equal Variance t-test for Means, Section 11.1 - 11.2 Unequal Variance t-test Means, Section 11.3 . Chapter Objectives. Select and use the appropriate hypothesis test in comparing Means of two independent samples Continuous variables

599 views • 25 slides

Chapter 11 Day 1

Chapter 11 Day 1. Assumptions for Inference About a Mean. Our data are a simple random sample (SRS) of size n from the population. Observations from the population have a normal distribution with mean ?and standard deviation ? . Both ?and ? are unknown parameters.

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C19: Unbiased Estimators

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Object Oriented Data Structures

Object Oriented Data Structures. The Polish Notation The Idea Evaluation of Polish Expressions Translation form Infix to Polish Interactive Expression Evaluator. Expression Trees. Evaluate the left subtree Evaluate the right subtree Perform the operator. :=. /. x. x. +. a. -. 2. b.

158 views • 5 slides