1. Produced by MEI on behalf of OCR © OCR 2013 Introduction to Quantitative Methods Statistical Problem solving Bringing it all together Resource for Questions

2. Produced by MEI on behalf of OCR © OCR 2013 Age20121981 16-19 3,02063,283 20-24 34,280141,820 25-29 76,27039,763 30-34 50,34011,039 35-39 19,9703,438 40-44 9,3701,427 45-49 4,430841 50-54 1,870660 55-59 750436 60-64 320298 65-69 140204 70-74 60107 75-79 2041 80 + 1011 Total 200,850 263,368 Age at first marriage for women in the UK in 2012 and 1981 Q1

3. Produced by MEI on behalf of OCR © OCR 2013 20121981 mean30.323.2 standard deviation6.85.4 Age at first marriage for women in the UK in 2012 and 1981 Q1

4. Produced by MEI on behalf of OCR © OCR 2013 Age at first marriage for women in the UK 1981 2012 Q1

5. Produced by MEI on behalf of OCR © OCR 2013 Age at first marriage for women in the UK 19812012 Q1

6. Produced by MEI on behalf of OCR © OCR 2013 Q2 Birthweight in ounces Mothers did not smoke during pregnancy

7. Produced by MEI on behalf of OCR © OCR 2013 Q2 Birthweight in ounces Mothers did smoke during pregnancy

8. Produced by MEI on behalf of OCR © OCR 2013 Q2 Birth weight (oz) Mean Standard deviation n Mother did not smoke during pregnancy 123.117.4715 Mother did smoke during pregnancy 113.818.3459

9. Produced by MEI on behalf of OCR © OCR 2013 Q3 GDP per capita is the Gross Domestic Product averaged out among the population, a measure of standard of living. ‘Number of medals’ refers to the total number of medals won at the Commonwealth Games, Glasgow 2014. ‘Medal rank’ counts Golds first, then Silver then Bronze. CountryPopulation GDP per capita ($) Number of medalsMedal rankCountryPopulation GDP per capita ($) Number of medals Medal rank Australia23105000666961372Mauritius12730008248227 Bahamas36800022011324Mozambique24491000612227 Bangladesh152518015800129Namibia21700005530326 Barbados27600013406135Nauru1000012000129 Botswana20960008588120New Zealand446200036082456 Cameroon213310001172717Nigeria1642918273043368 Canada3523600052333823Northern Ireland1810863160141215 Cyprus88800025901814Pakistan1872890001228423 England53012456385571741Papua New Guinea74610001742216 Fiji8620004524135Samoa1900003579324 Ghana264410001588233Scotland529500052314534 Grenada1030007670219Singapore5437000505791711 India12105695731567645South Africa529820007078407 Isle of Man8528446902129Sri Lanka204620003177129 Jamaica271500054512210St Lucia1700007059135 Kenya43291000947259Trinidad and Tobago134400017857822 Kiribati1060001698120Uganda35363000594518 Malaysia3047600078751912Wales3063456257883613 Zambia141290001416233

10. Produced by MEI on behalf of OCR © OCR 2013 Q3 r = 0.61

11. Produced by MEI on behalf of OCR © OCR 2013 Q3 r = 0.21

12. Produced by MEI on behalf of OCR © OCR 2013 Q3 This is the same graph as the previous page, but with the four countries with largest population removed r = 0.54

13. Produced by MEI on behalf of OCR © OCR 2013 Q3

14. Produced by MEI on behalf of OCR © OCR 2013 Q3

15. Produced by MEI on behalf of OCR © OCR 2013 Acknowledgements Age at first marriage data From www.ons.org.ukwww.ons.org.uk © Crown Copyright GDP and population data from The World Bank www.data.worldbank.org Birthweight data from Child Health and Development Study http://www.stat.berkeley.edu/~statlabs/labs.html#babies Data copyright but free to use http://www.causeweb.org/cwis/index.php?P=FullRecord&ID=1476&ReturnText=Search+Results&ReturnTo=index.php %3FP%3DAdvancedSearch%26Q%3DY%26FK%3Dstats%2Blab%26RP%3D5%26SR%3D0%26ST%3