Sta1501 2022 - Study guides, Study notes & Summaries

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STA1501 EXAM PACK 2022. STA1501 - Descriptive Statistics And Probability Introduction and Data Collection Introduction to statistics Definition: The branch of mathematics that deals with the collection, organization, analysis, and interpretation of numerical data in order to make decisions. Statistics involves planning an experiment, obtaining the relevant data, analysing the data obtained, and interpreting and drawing conclusions (inferences) from the data. All decisions we make involve...

STA1501 EXAM PACK 2022. Definition: The branch of mathematics that deals with the collection, organization, analysis, and interpretation of numerical data in order to make decisions. Statistics involves planning an experiment, obtaining the relevant data, analysing the data obtained, and interpreting and drawing conclusions (inferences) from the data. All decisions we make involve uncertainty about the outcome, things could turn out in many different ways, but we don’t know how probable e...

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STA1501 EXAM PACK. STA1501 - Descriptive Statistics And Probability Definition: The branch of mathematics that deals with the collection, organization, analysis, and interpretation of numerical data in order to make decisions. Statistics involves planning an experiment, obtaining the relevant data, analysing the data obtained, and interpreting and drawing conclusions (inferences) from the data. All decisions we make involve uncertainty about the outcome, things could turn out in many diffe...

STA1502-Statistical Inference I EXAM PACK 2022. CONTENTS ORIENTATION iii STUDY UNIT 1 1.1 Introduction 1 1.2 Inference about the Difference Between Two Population Means: Independent Samples 1 1.3 Observational and Experimental Data 9 1.4 Inference about the Difference Between Two Population Means: Matched Pairs Experiment 9 1.5 Inference about the Ratio of Two Variances 19 1.6 Self-correcting Exercises for Unit 1 22 1.7 Solutions to Self-correcting Exercises for Unit 1 23 1.8 Learn...

ESTION 1 The following information is collected from an application form for a car–loan to a certain bank. (A) Marital status (B) Total of monthly expenditures in rands (C) Number of jobs in the past ten years (D) Gender of the applicant (E) Street name of the applicant Which of the above variables are quantitative? (1) A and B (2) B and C (3) C and D (4) A, B and C (5) B and E Interval data are real numbers, such as heights, weights, incomes, and distances. We also refer to this...