{
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    "date": "2015-12-26T14:46:07",
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    "slug": "how-many-people-do-i-survey",
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        "rendered": "Quantas pessoas eu pesquiso?"
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    "content": {
        "rendered": "<p>Esta \u00e9 uma pergunta muito comum que as pessoas fazem antes de enviar uma pesquisa. Voc\u00ea pode seguir estes passos e o gr\u00e1fico abaixo para determinar quantas pessoas voc\u00ea precisa entrevistar a fim de obter resultados que reflitam a popula\u00e7\u00e3o alvo t\u00e3o precisamente quanto necess\u00e1rio.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"345\" src=\"https:\/\/surveyrock-blog.s3.amazonaws.com\/blog\/wp-content\/uploads\/2015\/12\/07050921\/How_Many_People_Do_I_Survey.jpg\" alt=\"Como_Muitas_Pessoas_Faz_O_I_Enquadramento\" class=\"wp-image-653\"\/><\/figure><\/div>\n\n\n\n<!--more-->\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Identificar o tamanho da sua popula\u00e7\u00e3o alvo<\/strong><\/h3>\n\n\n\n<p>Se todo o seu p\u00fablico-alvo para de 2.000 pessoas ou menos, envie para o maior n\u00famero poss\u00edvel deles. Se a popula\u00e7\u00e3o alvo for de pelo menos 2.000 pessoas, considere o envio para um subconjunto. Use como informa\u00e7\u00f5es abaixo para identificar quantas respostas voc\u00ea precisa.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Determine a precis\u00e3o que voc\u00ea vai precisar<\/strong><\/h3>\n\n\n\n<p>Ouviu um n\u00famero \"mais ou menos\" reportado juntamente com com como sondagens. Esta margem de erro, ou intervalo de confian\u00e7a, indica a precis\u00e3o dos dados. Se o resultado de uma pesquisa para 60% com uma margem de erro de 5%, isso significa que o valor verdadeiro est\u00e1 algures entre 55% e 65%. O n\u00edvel de confian\u00e7a \u00e9 a pr\u00f3xima medida que ter\u00e1 impacto sobre o n\u00famero de respondentes de que precisa. Isso mede a certeza de que os resultados da pesquisa est\u00e3o dentro da margem de erro. A maioria dos pesquisadores usa um n\u00edvel de confian\u00e7a de 95%. Quando voc\u00ea coloca o n\u00edvel de confian\u00e7a e o intervalo de confian\u00e7a juntos, pode dizer que tem 95% certeza de que os resultados da pesquisa est\u00e3o dentro da margem de erro (entre 55% e 65%, no exemplo acima). Quanto maior o intervalo de confian\u00e7a que est\u00e1 disposto a aceitar, mais certo pode estar de que toda a popula\u00e7\u00e3o responder\u00e1 dentro desse intervalo.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Fa\u00e7a uma estimativa do n\u00famero de pesquisas conclu\u00eddas que voc\u00ea precisa<\/strong><\/h3>\n\n\n\n<p>O gr\u00e1fico abaixo permite estimar o n\u00famero de complementos necess\u00e1rios quando se utiliza um n\u00edvel de confian\u00e7a de 95%. Seleccione a sua Popula\u00e7\u00e3o Alvo aproximada e escolha a sua margem de erro.<\/p>\n\n\n\n<p>Note-se que quando a sua popula\u00e7\u00e3o alvo excede 10.000, o n\u00famero de inquiridos adicionais necess\u00e1rios cresce muito lentamente.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"428\" height=\"159\" src=\"https:\/\/surveyrock-blog.s3.amazonaws.com\/blog\/wp-content\/uploads\/2015\/12\/07050614\/Survey_Sample_Chart.jpg\" alt=\"Inqu\u00e9rito_Amostra_Cart\u00e3o\" class=\"wp-image-650\"\/><\/figure><\/div>\n\n\n\n<p>Se houver um segmento de seu p\u00fablico-alvo que gostaria de analisar - como empresas de determinado tamanho para a satisfa\u00e7\u00e3o do cliente -, procure um m\u00ednimo de 75 respondentes entre esse grupo. Por exemplo, se souber que grandes empresas s\u00e3o 40% da sua base total de clientes, ent\u00e3o precisar\u00e1 de aproximadamente 200 entrevistados da pesquisa total para obter 75 grandes empresas. Se voc\u00ea n\u00e3o estivesse planejando pesquisar pelo menos 200 pessoas com base no gr\u00e1fico acima, precisar\u00e1 aumentar o n\u00famero de empresas completas para poder analisar as grandes empresas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Envie uma pesquisa<\/strong><\/h3>\n\n\n\n<p>Lembra-te, determinaste o n\u00famero de complementos de que precisas. Para estimar o n\u00famero de convites de question\u00e1rios que precisa enviar, divida o n\u00famero de respostas necess\u00e1rias pela sua taxa de respostas estimada. As taxas de resposta ao question\u00e1rio variam de acordo com o seu relacionamento com os destinat\u00e1rios do question\u00e1rio, dura\u00e7\u00e3o do question\u00e1rio, t\u00f3pico, etc.<\/p>\n\n\n\n<p>Voc\u00ea pode encontrar mais informa\u00e7\u00f5es sobre a taxa de resposta, e dicas para melhorar a sua, nos posts <a href=\"https:\/\/www.surveyrock.com\/blog\/2015\/05\/what-is-the-typical-response-rate-for-a-survey\/\" target=\"_blank\" rel=\"noreferrer noopener\">Qual \u00e9 a taxa de resposta t\u00edpica para uma pesquisa?<\/a> e <a href=\"https:\/\/www.surveyrock.com\/blog\/2015\/03\/12-tips-to-help-increase-your-survey-response-rates\/\" target=\"_blank\" rel=\"noreferrer noopener\">12 Dicas para ajudar a aumentar as taxas de resposta ao question\u00e1rio<\/a><\/p>",
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        "rendered": "<p>Esta \u00e9 uma pergunta muito comum que as pessoas fazem antes de enviar uma pesquisa. Voc\u00ea pode seguir estes passos e o gr\u00e1fico abaixo para determinar quantas pessoas voc\u00ea precisa entrevistar a fim de obter resultados que reflitam a popula\u00e7\u00e3o alvo t\u00e3o precisamente quanto necess\u00e1rio.<\/p>",
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