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10. A researcher claims that the mean monthly consumption of coffee per person is more than 19 cups. In a sample of 60 random selected people, the mean monthly consumption was 20. The standard deviation of the sample was 4 cups. Which is the parameter to be tested in this claim? A. sample of 60 randomly selected people B. mean consumption of 60 selected people C. the mean consumption of coffee per person D. the standard deviation of the sample which was 4 cups 1 1: A researcher thinks that if expectant mothers use vitamins, the birth weight of the babies will increase. The average birth weight of the population is 3.9 kgs. What is the alternative hypothesis? A. Ha:p 3.9 B. Ha: P1 16,714.00 D. Ho: J=P1 16,714.00, Ha: