Is there a significant difference in prices between a 0.99 carat diamond and a 1 carat diamond? Two random samples of diamonds, one sample of 0.99 carat diamonds and one sample of 1 carat diamonds, were collected and their price was recorded. The statistics from these samples is presented in the table below. Statistics 0.99 Carats 1 Carat Mean $4,406 $5,601 Standard Deviation $1,302 $1,613 Sample Size 23 23 Given the p-value for this test is 0.014 and using a significance level of 0.05, what decision can you make? Provide a reason for this decision.
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The image below presents 100 90% confidence intervals built…
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In general, if a decision was made to reject the null hypothesis, one can conclude that
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Epidemic typhus fevers (R. prowazekii) are transmitted by:
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This organism is hard to treat due to its high lipid content in the cell wall?
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This spore forming bacilli produces food poisoning:
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Lockjaw is a common name for the disease: