A United Nations report shows the mean family income for Mexican migrants to the United States...

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A United Nations report shows the mean family income for Mexicanmigrants to the United States is $28,120 per year. A FLOC (FarmLabor Organizing Committee) evaluation of 27 Mexican family unitsreveals a mean to be $39,750 with a sample standard deviation of$12,765. Does this information disagree with the United Nationsreport? Apply the 0.01 significance level.
(a) State the null hypothesis and the alternate hypothesis.
Â Â H₀: Î¼ = Â Â
Â Â H₁: Î¼ â‰ Â Â
(b)
State the decision rule for .01 significance level.(Negative amounts should be indicated by aminus sign. Round your answers to 3 decimalplaces.)
Â Â Reject H₀ if t is notbetween ? and ?
(c) Compute the value of the test statistic. (Round youranswer to 2 decimal places.)
Â Â Value of the test statistic Â Â
(d) Does this information disagree with the United Nations report?Apply the 0.01 significance level.
Â Â (Do not reject or reject) Ho. This data (does notcontradict or contradicts) the report.

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SolutionGivenA United Nations report shows the mean family income for Mexicanmigrants to the United States is 28120 per yearSample size n 27Sample mean Sample Standard Deviation s 12765significance level 001We See Answer

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