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Question 23 (3 points) Following an advertising campaign, we want to check whether the percentage of people who claim to know the soap Axcedull (by

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Question 23 (3 points) Following an advertising campaign, we want to check whether the percentage of people who claim to know the soap Axcedull (by 40%) has increased. Out of 1000 interviewees, a total of 430 people said they knew the soap Axedull. Can we say with a 99% confidence level that the percentage of people who know the Axcedull soap has increased significantly? The number of people who know Axcedull soap did not increase significantly at the 1% level of significance since the calculated p success proportion is greater than the upper critical P value of 0.4199. The number of people who know Axcedull soap has not increased significantly at the 1% significance level since the proportion of calculated success p is less than the upper critical p value of 0.4399. The number of people who know about Axcedull soap has increased significantly at the 1% significance level since the calculated proportion of successes p is greater than the upper critical p value of 0.4199. The number of people who know Axcedull soap did not increase significantly at the 1% level of significance since the calculated proportion of successes p is greater than the upper critical P value of 0.4255. The number of people who know Axcedull soap has increased significantly at the 1% level of significance since the calculated success rate p is less than the upper critical P value of 0.4399. The number of people familiar with Axcedull soap did not increase significantly at the 1% level of significance since the calculated p success proportion is below the upper critical p value of 0.4360. 10: The number of people who know Axceduli soap has increased significantly at the 1% level of significance since the calculated success proportion p is below the upper critical P value of 0.4360. 11: The number of people who know Axcedull soap has increased significantly at the 1% level of significance since the calculated proportion of successes p is greater than the upper critical P value of 0.4255. 12

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