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A company offers its employees a free physical each year The blood cholesterol level for...

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A company offers its employees a free physical each year The blood cholesterol level for women aged 30 to 39 has a standard deviation is 38 mg dL The blood cholesterol level for men aged 30 to 39 has a standard deviation of 29 mg dL Before the samples were taken the company chose an alpha of 0 05 A sample of 45 women aged 30 to 39 had a mean cholesterol level of 224 mg dL A sample of 32 men aged 30 to 39 had a mean cholesterol level of 210 mg dL Find the probability of observing these sample means if the population means are the same If your alpha is 0 05 wha will you conclude O Fail to reject the null hypothesis which states that the population means are equal O Reject the null hypothesis which states that the population means are equal O You do not know enough to accept or reject the null hypothesis In this situation an ethical researcher will change the alpha so that the null hypothesis can be rejected

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