Statistic Project Essay

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Introduction Purpose of this Project,to find out the releationship between population and the square of countries is tried to be understood. This Project includes 129 observations and 30 samples.We tested with 95% cofidence interval Step 1:State null and alternate hypotheses Step 2:Select a level of significance Step 3:Identify the test statistic Step 4:Formulate a decision rule Step 5:Take a sample,arrive at a decision Step 1 Hypothesis Test: Ho:The average population of countries is equal or less than 39.786.098 H1:The average population of countries is more than 39.786.098 Step 2The significance level is 0.05 Step 3Because the sample is 30,z distribution has been used Step 4Reject Ho if z>-1.96 or z<-1.96 or if…show more content…
ria | Lithuania | Mauritania | Mongolia | Albania | Armenia | Jamaica | Kuwait | Latvia | Namibia | Macedonia | Botswana | Lesotho | Kosovo | Gambia | Guinea-Bissau | Gabon | Mauritius | Estonia | Bahrain | Cyprus | Fiji | Comoros | Djibouti | Guyana | Bhutan | Equatorial Guinea | Montenegro | Cape Verde | Luxembourg | Malta | Brunei | Maldives | Belize | Bahamas, The | Iceland | Barbados | Grenada | Micronesia, Federated States of | Kiribati | Antigua and Barbuda | Andorra | Dominica | Marshall Islands | Liechtenstein | Monaco | Population Descriptive Statistics: Column1 | | | Mean | 39786098,5 | Standard Error | 14001122,25 | Median | 6508271 | Mode | #YOK | Standard Deviation | 159022180 | Sample Variance | 2,52881E+16 | Kurtosis | 55,5365861 | Skewness | 7,327371857 | Range | 1336687476 | Minimum | 30539 | Maximum | 1336718015 | Sum | 5132406706 | Count | 129 | Confidence Level(95,0%) | 27703612,09 | To find out column 1’s elements,we used descriptive statistic for population Formuller yazılacak buraya | Regression Analysis of Population and Sample SUMMARY OUTPUT | | | | | | | | | | | | | | | | | | | Regression Statistics | | | | | | | | | Multiple R | 0,53126 | | | | | | | | | R Square | 0,282237 | | | | | | | | | Adjusted R Square | 0,276585 | | | | | | | | |
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