State the decision rule for 10 significance level Negative a

State the decision rule for .10 significance level. (Negative amount should be indicated by a minus sign. Round your answer to 3 decimal places.)

Compute the value of the test statistic. (Negative amount should be indicated by a minus sign. Round your answer to 3 decimal places.)

Is it reasonable to conclude the mean number of residents in the retirement community household is less than 3.40 persons?

Solution