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You decide to compare the time of day, morning and afternoon, to see if if students in the morning are willing to pay less, on
You decide to compare the time of day, morning and afternoon, to see if if students in the morning are willing to pay less, on average, for burgers. To collect data for this survey, you poll two separate groups of introductory statistics students: one group from the morning and another group from the afternoon. You ask each student how much they would be willing to pay for burgers. Some summary statistics are given in the table below. Group Sample Size Mean Standard Deviation Morning 73 10.34 3.29 Afternoon 71 11.61 4.39 The 95% confidence interval is (-2.56, 0.02). The p-value is 0.0270. We are 95% confident that the true mean price that introductory statistics students will be willing to pay for burgers in the morning is between [ Select ] than the afternoon. A significance test is carried out on this data. The sign in the alternative hypothesis Ha is: [ Select ] . The test statistic is [ Select ] . Based on the p-value, there is [ Select ] that the amount introductory statistics students will pay, on average, for burgers in the morning is [ Select ] than in the afternoon
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