The level of calcium in the blood of healthy young adults follows a normal distribution with mean  = 10 milligrams per deciliter and standard deviation  = 1.0. a clinic measures the blood calcium of 100 healthy pregnant young women at their first visit for prenatal care. the mean of these 100 measurements is x = 9.8. is this evidence that the mean calcium level in the population from which these women come is less than 10? show all of your work. a. state the hypotheses you will test. b. calculate the test statistic. c. state the distribution of the test statistic. d. find the p-value. e. state your conclusions.