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  3. the following data represent the muzzle velocityâ

The following data represent the muzzle velocity​ (in feet per​ second) of rounds fired from a​...

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Statistics

The following data represent the muzzle velocity​ (in feet per​second) of rounds fired from a​ 155-mm gun. For each​ round, twomeasurements of the velocity were recorded using two differentmeasuring​ devices, resulting in the following data. Completeparts​ (a) through​ (d) below.

A. 793.4 ,792.3, 791.4 ,793.9, 794.7 ,791.7

B. 799.7, 788.6 ,797.0, 791.7 ,795.3, 787.4

(a)- why are these matched-pair data

A. all the measurements came from rounds fired from the samegun.

B. the measurements (A and B) are taken by the sameinstrument

C. the same round was fired in every trial

   D. Two measurements (A and B) are taken on the sameround

(B) is there a difference in the measurement of the muzzlevelocity between device A and B at the a=0.01 level of significance?

let d1= a1-b1 Identify the null and alternative hypotheses

(C) determine the test statistic for this hypotheses test.

(D) find the p value

Answer & Explanation Solved by verified expert
3.9 Ratings (611 Votes)
Matchedpair dataTwo data sets are paired when the following onetoonerelationship exists    See Answer
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