The standard deviation is 9.206. Compute the sample mean and the z-score for the data value 86. 2. A health conscious medical student takes her resting pulse each night after eating. Suppose we randomly select 100 purchases from the store and record the amount. Consdier the sample mean of the 100 purchases.
Pediatricians often use a child's age to predict their height.
Use the line to predict Sarah's height at 42 months of age. State and interpret the slope. Interpret this value. A judge is scheduled to hear 10 appeals of traffic tickets. Each appeal has a .4 probability of being approved independent of each other.