s-90 17. In single-sample, upper-tail test hypothesis test, if the researcher ch

Question

s-90 17. In single-sample, upper-tail test hypothesis test, if the researcher chooses an alpha .05 instead of.10, then which statement is most true? the critical value must be obtained from the student's t distribution b. the RR will comprise a larger area under the curve in general, all else held constant c. the FTR will comprise a larger area under the curve in general, all else held constant d. the RR will comprise a smaller area under the curve in general, all else held constant e. Both c and d work 18. All else held constant, more confidence requires a widu interval, but we the value of the as a res ult. a. wider; gain precision ; parameter b. wider; lose precision ; parameter narrower; lose precision ; sample estimator d. wjder; lose precision; sample estimator

Explanation / Answer

Question no 17

Answer : E. Both c & d work.

Question no 18

Answer: All elelse held constant ,more confidence requires a wider interval,but we lose precision about the value of the parameter as a result.

Correct option is B

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