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Mathematics, 30.11.2019 05:40 Sk8terkaylee

You believe that the mean bmi for college students is less than 25. the population standard deviation of bmi is unknown. you select a sample of size 30 and compute the sample mean to be 23.9 with a sample standard deviation of 3. what are the appropriate hypotheses? a. null hypothesis: μ< 25 alt hypothesis: μ= 25 b. null hypothesis: μ=23.9 alt hypothesis: μ < 23.9 c. null hypothesis: μ=25 alt hypothesis: μ> 25 d. null hypothesis: μ=25 alt hypothesis: μ < 25

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