Question: In June 30 2012 the Ventura County Star reported that
In June 30, 2012, the Ventura County Star reported that 63% of employers allow employees to work from home sometimes (this is up from 34% in 2005). Suppose a random sample of 400 employers shows that 235 allow some work from home. Test the hypothesis that the percentage is not 63%, using a significance level of 0.10.
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