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Teddy has a height that corresponds to a z-score of z = -1.44. If the average height for women is 161 cm, with a standard
Teddy has a height that corresponds to a z-score of z = -1.44. If the average height for women is 161 cm, with a standard deviation of 5.85, what is Teddy's height in cm? Please round to the nearest two decimal places. 2-What proportion of scores do we expect to fall within two standard deviations of the mean in a normal distribution? In other words, what proportion of scores do we expect to fall between z= -2.00 and z = 2.00? Please give your answer as a decimal proportion rounded to two decimal places. 3-Billy is a researcher interested in studying depression in high school students. He gathers a sample from a local high school consisting of 16 male sophomores, 15 female sophomores, 20 male juniors, and 17 female juniors. If he selects one student at random, what is the likelihood that that student will be a male junior? Please give your answer as a decimal proportion. Round to the nearest two decimal places
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