Mathematics, 19.07.2021 16:00 Mantisa
Prior to a special advertising campaign, 23% of all adults recognized a particular companyĆ¢s logo. At the close of the campaign the marketing department commissioned a survey in which 311 of 1,200 randomly selected adults recognized the logo. Determine, at the .01 level of significance, whether the data provide sufficient evidence to conclude that more than 23% of all adults now recognize the companyĆ¢s logo.
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Prior to a special advertising campaign, 23% of all adults recognized a particular companyĆ¢s logo. A...
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