Review for test I
... proportion of the observations will be less than 57 inch? c) If the heights have a mound shaped and symmetric histogram, what proportion of the students will be less than 60 and more than 69 inch? d) If nothing is known about the shape of the distribution, give an interval that will contain the heig ...
... proportion of the observations will be less than 57 inch? c) If the heights have a mound shaped and symmetric histogram, what proportion of the students will be less than 60 and more than 69 inch? d) If nothing is known about the shape of the distribution, give an interval that will contain the heig ...
1 - BrainMass
... mean yearly sugar consumption. A sample of 16 people reveals the mean yearly consumption to be 60 pounds with a standard deviation of 20 pounds. 1. What is the value of the population mean? What is the best estimate of this value? 2. Explain why we need to use the t distribution. What assumption do ...
... mean yearly sugar consumption. A sample of 16 people reveals the mean yearly consumption to be 60 pounds with a standard deviation of 20 pounds. 1. What is the value of the population mean? What is the best estimate of this value? 2. Explain why we need to use the t distribution. What assumption do ...