# Question: Refer to Exercise 6 93 Otto is trying out for the

Refer to Exercise 6.93. Otto is trying out for the javelin throw to compete in the Olympics. The lengths of his javelin throws are normally distributed with a mean of 253 feet and a standard deviation of 8.4 feet. What is the probability that the total length of three of his throws will exceed 885 feet?

## Answer to relevant Questions

A certain elevator has a maximum legal carrying capacity of 6000 pounds. Suppose that the population of all people who ride this elevator have a mean weight of 160 pounds with a standard deviation of 25 pounds. If 35 of ...Consider a large population with µ = 60 and σ = 10. Assuming n/N < .05, find the mean and standard deviation of the sample mean, , for a sample size of a. 18 b. 90 Explain briefly the meaning of sampling error. Give an example. Does such an error occur only in a sample survey, or can it occur in both a sample survey and a census? Among college students who hold part-time jobs during the school year, the distribution of the time spent working per week is approximately normally distributed with a mean of 20.20 hours and a standard deviation of 2.60 ...If all possible samples of the same (large) size are selected from a population, what percentage of all the sample means will be within 1.5 standard deviations (σ) of the population mean?Post your question