In your oun wordh, dferetate the following stateical terminologen uth same eampie a Popuation Parameter and Semple Statistic Deserptive Statnses and interential Sathea E Nominal Sale and Ordinal Scae 4 Primary Deta Sourn and Secondary Data Source

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.2: Representing Data
Problem 22PFA
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In your oun wordh, dferetate the following stateical terminologen uth same eampie
a Popuation Parameter and Semple Statistic
Deserptive Statnses and interential Sathea
E Nominal Sale and Ordinal Scae
4 Primary Deta Sourn and Secondary Data Source
Transcribed Image Text:In your oun wordh, dferetate the following stateical terminologen uth same eampie a Popuation Parameter and Semple Statistic Deserptive Statnses and interential Sathea E Nominal Sale and Ordinal Scae 4 Primary Deta Sourn and Secondary Data Source
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Step 1

Introduction

Statistics is a field which involves collection, arrangement and analysis of the data to draw meaningful insights from it.

Step 2

a.

Population Parameter Sample Statistic
1. It describes sample. 1. It describes population.
2. The numerical value can vary and it is known. 2. The numerical value is fixed and unknown.
3. Population mean is denoted by μ. 3. Sample mean is denoted by x¯.
4. Population sd is denoted by σ. 4. Sample sd is denoted by s.
5. Ex: The pop. mean income is $27,000 5. Ex: The sample avg. weight of 10 students is 62 kg.
Step 3

b.

Descriptive statistics  Inferential statistics
1. It summarizes the target pop. 1. It makes inferences from the sample and then generalizes them to the pop.
2. The purpose is to describe the situation. 2. The purpose is to explain the possibility of occurrence of an event.
3. The results are in the form of tables, charts or graphs. 3. The results are in the form of probabilities.
4. Ex: 60% of employees are male. 4. Ex: A CI can provide a range in which the pop. parameter is likely to fall. This information make generalization about the pop.
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