15 appears more than any other number, so it is the mode.
Mean = 14 Median = 12 Mode = 12
mode
what is the mode of the following data 18, 17, 12, 14, 8, 21, 10, 11, 19, 20, 10, 5, 17, 12, 10, 20
10 appears more times than any other number, so it is the mode.
6, 10, 11, 12, 14, 14, 15, 22 mean: 13 median: 13 mode: 14 range: 16
The average age is 14 over a span of 12 years, therefore the min and max ages are 8 and 20. The mode is 10, so that age has to appear the most. 8,10,10,14,17,19,20
12
Afghanistan19-11-1946Albania14-12-1955Algeria08-10-1962Andorra28-07-1993Angola01-12-1976Antigua and Barbuda11-11-1981Argentina24-10-1945Armenia02-03-1992Australia01-11-1945Austria14-12-1955Azerbaijan02-03-1992BBahamas18-09-1973Bahrain21-09-1971Bangladesh17-09-1974Barbados09-12-1966Belarus*24-10-1945Belgium27-12-1945Belize25-09-1981Benin20-09-1960Bhutan21-09-1971Bolivia (Plurinational State of)14-11-1945Bosnia and Herzegovina*22-05-1992Botswana17-10-1966Brazil24-10-1945Brunei Darussalam21-09-1984Bulgaria14-12-1955Burkina Faso20-09-1960Burundi18-09-1962CCambodia14-12-1955Cameroon20-09-1960Canada09-11-1945Cape Verde16-09-1975Central African Republic20-09-1960Chad20-09-1960Chile24-10-1945China24-10-1945Colombia05-11-1945Comoros12-11-1975Congo20-09-1960Costa Rica02-11-1945Côte D'Ivoire20-09-1960Croatia*22-05-1992Cuba24-10-1945Cyprus20-09-1960Czech Republic*19-01-1993DDemocratic People's Republic of Korea17-09-1991Democratic Republic of the Congo *20-09-1960Denmark24-10-1945Djibouti20-09-1977Dominica18-12-1978Dominican Republic24-10-1945EEcuador21-12-1945Egypt*24-10-1945El Salvador24-10-1945Equatorial Guinea12-11-1968Eritrea28-05-1993Estonia17-09-1991Ethiopia13-11-1945FFiji13-10-1970Finland14-12-1955France24-10-1945GGabon20-09-1960Gambia21-09-1965Georgia31-07-1992Germany*18-09-1973Ghana08-03-1957Greece25-10-1945Grenada17-09-1974Guatemala21-11-1945Guinea12-12-1958Guinea Bissau17-09-1974Guyana20-09-1966HHaiti24-10-1945Honduras17-12-1945Hungary14-12-1955IIceland19-11-1946India30-10-1945Indonesia*28-09-1950Iran (Islamic Republic of)24-10-1945Iraq21-12-1945Ireland14-12-1955Israel11-05-1949Italy14-12-1955JJamaica18-09-1962Japan18-12-1956Jordan14-12-1955KKazakhstan02-03-1992Kenya16-12-1963Kiribati14-09-1999Kuwait14-05-1963Kyrgyzstan02-03-1992LLao People's Democratic Republic14-12-1955Latvia17-09-1991Lebanon24-10-1945Lesotho17-10-1966Liberia02-11-1945Libya*14-12-1955Liechtenstein18-09-1990Lithuania17-09-1991Luxembourg24-10-1945MMadagascar20-09-1960Malawi01-12-1964Malaysia*17-09-1957Maldives21-09-1965Mali28-09-1960Malta01-12-1964Marshall Islands17-09-1991Mauritania27-10-1961Mauritius24-04-1968Mexico07-11-1945Micronesia (Federated States of)17-09-1991Monaco28-05-1993Mongolia27-10-1961Montenegro*28-06-2006Morocco12-11-1956Mozambique16-09-1975Myanmar19-04-1948NNamibia23-04-1990Nauru14-09-1999Nepal14-12-1955Netherlands10-12-1945New Zealand24-10-1945Nicaragua24-10-1945Niger20-09-1960Nigeria07-10-1960Norway27-11-1945OOman07-10-1971PPakistan30-09-1947Palau15-12-1994Panama13-11-1945Papua New Guinea10-10-1975Paraguay24-10-1945Peru31-10-1945Philippines24-10-1945Poland24-10-1945Portugal14-12-1955QQatar21-09-1971RRepublic of Korea17-09-1991Republic of Moldova02-03-1992Romania14-12-1955Russian Federation*24-10-1945Rwanda18-09-1962SSaint Kitts and Nevis23-09-1983Saint Lucia18-09-1979Saint Vincent and the Grenadines16-09-1980Samoa15-12-1976San Marino02-03-1992Sao Tome and Principe16-09-1975Saudi Arabia24-10-1945Senegal28-09-1960Serbia*01-11-2000Seychelles21-09-1976Sierra Leone27-09-1961Singapore*21-09-1965Slovakia*19-01-1993Slovenia*22-05-1992Solomon Islands19-09-1978Somalia20-09-1960South Africa07-11-1945South ‎Sudan*14-07-2011Spain14-12-1955Sri Lanka14-12-1955Sudan12-11-1956Suriname04-12-1975Swaziland24-09-1968Sweden19-11-1946Switzerland10-09-2002Syrian Arab Republic*24-10-1945TTajikistan02-03-1992Thailand16-12-1946The former Yugoslav Republic of Macedonia*08-04-1993Timor-Leste27-09-2002Togo20-09-1960Tonga14-09-1999Trinidad and Tobago18-09-1962Tunisia12-11-1956Turkey24-10-1945Turkmenistan02-03-1992Tuvalu05-09-2000UUganda25-10-1962Ukraine24-10-1945United Arab Emirates09-12-1971United Kingdom of Great Britain and Northern Ireland24-10-1945United Republic of Tanzania*14-12-1961United States of America24-10-1945Uruguay18-12-1945Uzbekistan02-03-1992VVanuatu15-09-1981Venezuela (Bolivarian Republic of)15-11-1945Viet Nam20-09-1977YYemen*30-09-1947ZZambia01-12-1964Zimbabwe25-08-1980
14 appears more than any number, so it is the mode.
There are 192 member states of the United Nations. Here they are:Afghanistan19-11-1946Albania14-12-1955Algeria08-10-1962Andorra28-07-1993Angola01-12-1976Antigua and Barbuda11-11-1981Argentina24-10-1945Armenia02-03-1992Australia01-11-1945Austria14-12-1955Azerbaijan02-03-1992BBahamas18-09-1973Bahrain21-09-1971Bangladesh17-09-1974Barbados09-12-1966Belarus*24-10-1945Belgium27-12-1945Belize25-09-1981Benin20-09-1960Bhutan21-09-1971Bolivia (Plurinational State of)14-11-1945Bosnia and Herzegovina*22-05-1992Botswana17-10-1966Brazil24-10-1945Brunei Darussalam21-09-1984Bulgaria14-12-1955Burkina Faso20-09-1960Burundi18-09-1962CCambodia14-12-1955Cameroon20-09-1960Canada09-11-1945Cape Verde16-09-1975Central African Republic20-09-1960Chad20-09-1960Chile24-10-1945China24-10-1945Colombia05-11-1945Comoros12-11-1975Congo20-09-1960Costa Rica02-11-1945Côte D'Ivoire20-09-1960Croatia*22-05-1992Cuba24-10-1945Cyprus20-09-1960Czech Republic*19-01-1993DDemocratic People's Republic of Korea17-09-1991Democratic Republic of the Congo *20-09-1960Denmark24-10-1945Djibouti20-09-1977Dominica18-12-1978Dominican Republic24-10-1945EEcuador21-12-1945Egypt*24-10-1945El Salvador24-10-1945Equatorial Guinea12-11-1968Eritrea28-05-1993Estonia17-09-1991Ethiopia13-11-1945FFiji13-10-1970Finland14-12-1955France24-10-1945GGabon20-09-1960Gambia21-09-1965Georgia31-07-1992Germany*18-09-1973Ghana08-03-1957Greece25-10-1945Grenada17-09-1974Guatemala21-11-1945Guinea12-12-1958Guinea Bissau17-09-1974Guyana20-09-1966HHaiti24-10-1945Honduras17-12-1945Hungary14-12-1955IIceland19-11-1946India30-10-1945Indonesia*28-09-1950Iran (Islamic Republic of)24-10-1945Iraq21-12-1945Ireland14-12-1955Israel11-05-1949Italy14-12-1955JJamaica18-09-1962Japan18-12-1956Jordan14-12-1955KKazakhstan02-03-1992Kenya16-12-1963Kiribati14-09-1999Kuwait14-05-1963Kyrgyzstan02-03-1992LLao People's Democratic Republic14-12-1955Latvia17-09-1991Lebanon24-10-1945Lesotho17-10-1966Liberia02-11-1945Libya*14-12-1955*Following the adoption by the General Assembly of resolution 66/1, the Permanent Mission of Libya to the United Nations formally notified the United Nations of a Declaration by the National Transitional Council of 3 August changing the official name of the Libyan Arab Jamahiriya to "Libya" and changing Libya's national flag.Liechtenstein18-09-1990Lithuania17-09-1991Luxembourg24-10-1945MMadagascar20-09-1960Malawi01-12-1964Malaysia*17-09-1957Maldives21-09-1965Mali28-09-1960Malta01-12-1964Marshall Islands17-09-1991Mauritania27-10-1961Mauritius24-04-1968Mexico07-11-1945Micronesia (Federated States of)17-09-1991Monaco28-05-1993Mongolia27-10-1961Montenegro*28-06-2006Morocco12-11-1956Mozambique16-09-1975Myanmar19-04-1948NNamibia23-04-1990Nauru14-09-1999Nepal14-12-1955Netherlands10-12-1945New Zealand24-10-1945Nicaragua24-10-1945Niger20-09-1960Nigeria07-10-1960Norway27-11-1945OOman07-10-1971PPakistan30-09-1947Palau15-12-1994Panama13-11-1945Papua New Guinea10-10-1975Paraguay24-10-1945Peru31-10-1945Philippines24-10-1945Poland24-10-1945Portugal14-12-1955QQatar21-09-1971RRepublic of Korea17-09-1991Republic of Moldova02-03-1992Romania14-12-1955Russian Federation*24-10-1945Rwanda18-09-1962SSaint Kitts and Nevis23-09-1983Saint Lucia18-09-1979Saint Vincent and the Grenadines16-09-1980Samoa15-12-1976San Marino02-03-1992Sao Tome and Principe16-09-1975Saudi Arabia24-10-1945Senegal28-09-1960Serbia*01-11-2000Seychelles21-09-1976Sierra Leone27-09-1961Singapore*21-09-1965Slovakia*19-01-1993Slovenia*22-05-1992Solomon Islands19-09-1978Somalia20-09-1960South Africa07-11-1945South ‎Sudan*14-07-2011Spain14-12-1955Sri Lanka14-12-1955Sudan12-11-1956Suriname04-12-1975Swaziland24-09-1968Sweden19-11-1946Switzerland10-09-2002Syrian Arab Republic*24-10-1945TTajikistan02-03-1992Thailand16-12-1946The former Yugoslav Republic of Macedonia*08-04-1993Timor-Leste27-09-2002Togo20-09-1960Tonga14-09-1999Trinidad and Tobago18-09-1962Tunisia12-11-1956Turkey24-10-1945Turkmenistan02-03-1992Tuvalu05-09-2000UUganda25-10-1962Ukraine24-10-1945United Arab Emirates09-12-1971United Kingdom of Great Britain and Northern Ireland24-10-1945United Republic of Tanzania*14-12-1961United States of America24-10-1945Uruguay18-12-1945Uzbekistan02-03-1992VVanuatu15-09-1981Venezuela (Bolivarian Republic of)15-11-1945Viet Nam20-09-1977YYemen*30-09-1947ZZambia01-12-1964Zimbabwev
16
12 months, 3 weeks and 2 days.