The cost of a hamburger varies with a standard deviation of $1.40. A study was done to test the mean being $4.00. A samp

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The cost of a hamburger varies with a standard deviation of $1.40. A study was done to test the mean being $4.00. A samp

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The Cost Of A Hamburger Varies With A Standard Deviation Of 1 40 A Study Was Done To Test The Mean Being 4 00 A Samp 1
The Cost Of A Hamburger Varies With A Standard Deviation Of 1 40 A Study Was Done To Test The Mean Being 4 00 A Samp 1 (29.99 KiB) Viewed 149 times
The cost of a hamburger varies with a standard deviation of $1.40. A study was done to test the mean being $4.00. A sample of 14 found a mean cost of $3.25 with a standard deviation of $1.80. Does this support the claim of 1% level? Null Hypothesis: Alternative Hypothesis: Define the random variable: Standard deviation: Preconceived alpha: Decision: Reason for decision: Conclusion: Make a 99% confidence interval
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