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To determine whether there is an attendance rate drop of a national conference this year (consider...

To determine whether there is an attendance rate drop of a national conference this year (consider as 1) than last year (consider as 2), a sample of 400 people this year and a sample of 400 people last year were selected. Given α=0.01. The data are summarized below:

This Year Last Year Difference

Attending 359                                 378                        -19

Not Attending 41                                   22                             19

Total number 400                                400 400

(c) Is there sufficient evidence to indicate that there is an attendance rate drop of a national conference this year (consider as 1) than last year (consider as 2)?

Group of answer choices

No

Yes

Solutions

Expert Solution


milcah answered 7 months ago
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