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12 January, 10:29

A marketing firm claims that its ad campaign will increase sales of a toy during the holidays by 25%. What would the null hypothesis be in this scenario?

a) There will be no change in sales as a result of the ad campaign.

b) Sales will increase 25% as a result of the ad campaign.

c) Sales will increase 15% as a result of the ad campaign.

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  1. 12 January, 14:02
    0
    B.

    The null hypothesis is what we propose.
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