{"id":187166,"date":"2021-11-09T16:16:17","date_gmt":"2021-11-09T15:16:17","guid":{"rendered":"https:\/\/sherpas.com\/blog\/?page_id=187166"},"modified":"2023-09-02T14:58:47","modified_gmt":"2023-09-02T12:58:47","slug":"tous-les-articles","status":"publish","type":"page","link":"https:\/\/sherpas.com\/blog\/tous-les-articles\/","title":{"rendered":"Tous les articles"},"content":{"rendered":"
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Tous les articles <\/h1>\n
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\n Que signifient R\u00b2 et p-valeur dans une r\u00e9gression en SES ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : La r\u00e9gression lin\u00e9aire utilise le r\u00b2 pour \u00e9valuer la qualit\u00e9 d\u2019un mod\u00e8le en mesurant (…)\n <\/div>\n <\/a> \n
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\n Qu\u2019est-ce que l\u2019endog\u00e9n\u00e9it\u00e9 et pourquoi est-ce un pi\u00e8ge en SES ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : L\u2019endog\u00e9n\u00e9it\u00e9 emp\u00eache d\u2019isoler un effet causal dans les mod\u00e8les statistiques, rendant les estimations peu (…)\n <\/div>\n <\/a> \n
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\n Qu\u2019est-ce qu\u2019un biais de s\u00e9lection et pourquoi fausse-t-il les r\u00e9sultats ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : Le biais de s\u00e9lection survient lorsque l\u2019\u00e9chantillon n\u2019est pas repr\u00e9sentatif de la population \u00e9tudi\u00e9e, (…)\n <\/div>\n <\/a> \n
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\n Quand utiliser l\u2019observation participante et quelles limites a-t-elle ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : L\u2019observation participante permet aux chercheurs d\u2019acc\u00e9der \u00e0 des donn\u00e9es internes en partageant le quotidien (…)\n <\/div>\n <\/a> \n
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\n Quelles erreurs \u00e9viter dans une enqu\u00eate par questionnaire ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : La d\u00e9finition claire des objectifs du questionnaire \u00e9vite les questions inutiles et garantit des (…)\n <\/div>\n <\/a> \n
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\n Comment construire une grille d\u2019entretien efficace en SES ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : D\u00e9finir pr\u00e9cis\u00e9ment les objectifs de l\u2019entretien aide \u00e0 structurer la m\u00e9thodologie et assure une (…)\n <\/div>\n <\/a> \n
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\n Quelle diff\u00e9rence entre \u00e9chantillonnage al\u00e9atoire et par quotas ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : L\u2019\u00e9chantillonnage al\u00e9atoire assure une repr\u00e9sentativit\u00e9 \u00e9lev\u00e9e en offrant \u00e0 chaque individu une chance \u00e9gale (…)\n <\/div>\n <\/a> \n
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\n Comment choisir et justifier ses variables en SES ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : La distinction entre variable d\u00e9pendante et variable ind\u00e9pendante est fondamentale pour une analyse scientifique (…)\n <\/div>\n <\/a> \n
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\n Comment formuler une hypoth\u00e8se testable en trois \u00e9tapes en SES ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : La formulation d\u2019une hypoth\u00e8se testable en SES aide \u00e0 structurer l\u2019enqu\u00eate, en reliant deux (…)\n <\/div>\n <\/a> \n
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\n Quels crit\u00e8res permettent d\u2019\u00e9tablir un lien de causalit\u00e9 en SES ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : Comprendre la distinction entre corr\u00e9lation et causalit\u00e9 est essentiel pour \u00e9viter des conclusions h\u00e2tives (…)\n <\/div>\n <\/a> \n
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\n Comment montrer qu\u2019une corr\u00e9lation ne prouve pas une causalit\u00e9 ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : La corr\u00e9lation ne signifie pas causalit\u00e9 : deux ph\u00e9nom\u00e8nes qui \u00e9voluent ensemble ne partagent (…)\n <\/div>\n <\/a> \n
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\n Comment analyser de fa\u00e7on critique un sondage en SES ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : Analyser un sondage implique de questionner la rigueur m\u00e9thodologique, la formulation des questions et (…)\n <\/div>\n <\/a> \n
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\n Comment mener une recherche et construire une argumentation solide en SES ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : La m\u00e9thodologie en SES aide \u00e0 structurer et valoriser les id\u00e9es en s\u2019appuyant sur (…)\n <\/div>\n <\/a> \n
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\n Comment passer d\u2019une valeur nominale \u00e0 une valeur r\u00e9elle en SES ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : La valeur nominale repr\u00e9sente un montant sans tenir compte de l\u2019inflation, tandis que la (…)\n <\/div>\n <\/a> \n
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\n Comment analyser et commenter des tableaux et graphiques en SES ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : Analyser des graphes et tableaux en SES exige une interpr\u00e9tation m\u00e9thodique et rigoureuse des (…)\n <\/div>\n <\/a> \n
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\n Qu\u2019est-ce que l\u2019\u00e9lasticit\u00e9-prix et comment mesurer la sensibilit\u00e9 de la demande ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : L\u2019\u00e9lasticit\u00e9-prix de la demande mesure la sensibilit\u00e9 de la quantit\u00e9 demand\u00e9e face aux variations (…)\n <\/div>\n <\/a> \n
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\n Comment utiliser un indice simple pour analyser une \u00e9volution ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : Un indice simple compare la variation d\u2019une grandeur sur le temps en la rapportant (…)\n <\/div>\n <\/a> \n
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\n Comment calculer un \u00e9cart relatif sans se tromper ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : L\u2019\u00e9cart relatif compare des grandeurs vari\u00e9es en exprimant une diff\u00e9rence en pourcentage, utile dans (…)\n <\/div>\n <\/a> \n
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\n Comment calculer et interpr\u00e9ter un taux de variation en SES ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : Le taux de variation exprime l\u2019\u00e9volution en pourcentage d\u2019une grandeur entre deux p\u00e9riodes, facilitant (…)\n <\/div>\n <\/a> \n
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\n Comment calculer et interpr\u00e9ter un coefficient multiplicateur ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : Le coefficient multiplicateur permet de quantifier efficacement une \u00e9volution, indiquant directement si une valeur (…)\n <\/div>\n <\/a> \n
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\n Comment calculer un pourcentage de r\u00e9partition correctement ?\n <\/h3>\n
\n \ud83e\udde0 \u00c0 retenir : Le pourcentage de r\u00e9partition permet de mesurer la part relative d\u2019une cat\u00e9gorie au sein (…)\n <\/div>\n <\/a> \n
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\n 1<\/span><\/span>2<\/span><\/a>3<\/span><\/a>4<\/span><\/a>5<\/span><\/a>10<\/span><\/a>15<\/span><\/a>20<\/span><\/a>25<\/span><\/a>30<\/span><\/a>35<\/span><\/a>40<\/span><\/a>45<\/span><\/a>50<\/span><\/a>55<\/span><\/a>60<\/span><\/a>65<\/span><\/a>70<\/span><\/a>75<\/span><\/a>80<\/span><\/a>85<\/span><\/a>90<\/span><\/a>95<\/span><\/a>100<\/span><\/a>105<\/span><\/a>110<\/span><\/a>115<\/span><\/a>120<\/span><\/a>125<\/span><\/a>130<\/span><\/a>135<\/span><\/a>140<\/span><\/a>145<\/span><\/a>150<\/span><\/a>155<\/span><\/a>160<\/span><\/a>165<\/span><\/a>170<\/span><\/a>175<\/span><\/a>180<\/span><\/a>185<\/span><\/a>190<\/span><\/a>194<\/span><\/a>Suivant<\/a> <\/div>\n <\/div>\n<\/section>\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":141,"featured_media":0,"parent":0,"menu_order":38,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"category":[],"tag":[],"class_list":["post-187166","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/pages\/187166","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/users\/141"}],"replies":[{"embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/comments?post=187166"}],"version-history":[{"count":0,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/pages\/187166\/revisions"}],"wp:attachment":[{"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/media?parent=187166"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/category?post=187166"},{"taxonomy":"tag","embeddable":true,"href":"https:\/\/sherpas.com\/blog\/wp-json\/wp\/v2\/tag?post=187166"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}