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A business journal investigation of the performance and timing of corporate acquisitions discovered that in a...

A business journal investigation of the performance and timing of corporate acquisitions discovered that in a random sample of 2,772 firms, 686 announced one or more acquisitions during the year 2000. Does the sample provide sufficient evidence to indicate that the true percentage of all firms that announced one or more acquisitions during the year 2000 is less than 26​%? Use alpha =0.05 to make your decision.

1. what are the hypotheses for this test?

2. what is the rejection region (choose a,b or c and imput calculations) round to two decimal places as needed

a. z<__or z>__

b.z>__

c.z<__

3. calculate the value of the z-statistics for this test

z=

4.what is the conclusion of this test (fill in the blanks)

_____ the null hypothesis because the test statistic is ___ in the rejection region. therefore there is ___ evidence.

Math   Statistics-And-Probability   
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