Answers_-_intro_to_hypothesis_testing - Answers #1 Step 1 =...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
#1 Step 1 = Restate the question as a research hypothesis and a null hypothesis about the population. Step 2 = Determine the characteristics of the sampling distribution. Step 3 = Determine the cut-off sample score on the sampling distribution at which the null hypothesis should be rejected. Step 4 = Determine your sample’s score on the sampling distribution. Step 5 = Decide whether to reject the null hypothesis. #2 In science you can never prove something. Your results can only add support to your research hypothesis. Decisions are based on probabilities and there is always a possibility of error; decision errors (Type I and Type II). #3 (1) a- Population 1: people given special instructions. Population 2: people who are given NO instructions. b- The speed of solving the problem will be different for the 2 groups. c- There will be no difference between the 2 groups. d- 2-tailed test because the direction of change is not predicted. (2)
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/29/2010 for the course PSYCH 315 taught by Professor Afroditipanagopoulos during the Winter '10 term at Concordia Canada.

Page1 / 3

Answers_-_intro_to_hypothesis_testing - Answers #1 Step 1 =...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online