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  3. use the given statistics to complete parts? (a) an

Use the given statistics to complete parts? (a) and? (b). Assume that the populations are normally...

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Basic Math

Use the given statistics to complete parts? (a) and? (b). Assumethat the populations are normally distributed.

Population 1 Population 2

n=24 n=17

x=47.4 x=42.2

s=6.2 s=9.7

?(a) Test whether ?1>?2 at the ?=0.05 level of significancefor the given sample data. ?

(b) Construct a 99% confidence interval about ?1??2.

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