One disadvantage of using the median is that

Use the z table provided to answer the following question: The time for a professor to grade an exam is normally distributed with a mean of 16.3 minutes and a standard deviation of 4.2 minutes. What is the probability that a randomly selected exam will require less than 20 minutes to grade?

Assume a restaurant offers a choice of 4 appetizers, 3 entrees, 6 drinks, and 3 desserts and answer the following question: How many possible meals can you make if a meal consists of 1 appetizer, 2 entrees, 2 drinks, and one dessert?

When the index point, i, is not a whole number

A child can only take 3 toys on vacation. They have 75 to choose from. How many different sets 3 toys can the child choose?

Use the binomial table provided to answer the following questions A hotel claims that 90% of its customers are very satisfied with its service. Answer the following question based on a random sample of eight customers: What is the probability that less than 6 customers are very satisfied?

Use the binomial table provided to answer the following questions According to LIMRA, 75% of husband-wife families with kids under 18 years old have life insurance. A random sample of six husband-wife families was selected. What is the probability that less than two families have life insurance?

Use the binomial table provided to answer the following questions A hotel claims that 90% of its customers are very satisfied with its service. Answer the following question based on a random sample of eight customers: What is the probability that more than seven customers are very satisfied?

Use the Poisson Table to answer the following questions A particular intersection in Delaware is equipped with a surveillance camera. The number of traffic tickets issued to drivers passing through the intersection follows the Poisson distribution and averages 4.5 per month. Use this information to answers the following question: What is the probability that less than 3 traffic tickets will be issued at the intersection next month?

Use the Poisson Table to answer the following questions A particular intersection in Delaware is equipped with a surveillance camera. The number of traffic tickets issued to drivers passing through the intersection follows the Poisson distribution and averages 4.5 per month. Use this information to answers the following question: What is the probability that seven traffic tickets will be issued at the intersection next month?