Christopher Axton

Questions

• How do you create a box plot for the data set {1, 12, 2, 9, 2, 3, 7, 3, 3, 6)?

• The average of three numbers is #5#. If the sum of two of the numbers is #6#, what is the third number?

• A number is selected, at random, from the set {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}. What is P(odd)?

• How many heads are expected in 28 tosses of a fair coin?

• How can you prove the Poisson Distribution?

• How to solve this?There are three events A,B,C one of which must and only one can happen.The odds are 7 to 3 against A and 6 to 4 against B,find the odds against C
• What is the average of 27 and 45?
• What is the probability of tossing a penny and landing on heads three times in a row?
• How do you find the number of distinguishable permutations of the letters HONEST?
• What is the probability of #X= 6# successes, using the binomial formula?
• How do I find the corresponding x-scores for a z-score of 1.50, if it has a mean of 7 and a standard deviation of 10?
• How do you calculate the sample range, sample mean, sample median, sample variance, and sample standard deviation of 18, 19, 34, 38, 24, 18, 22, 51, 44, 14, 29?
• In a batch of 840 calculators, 10 were found to be defective. What is the probability that a calculator chosen at random will be defective? Write the probability as a percent. Round to the nearest tenth of a percent if necessary.
• If the chances of rain are 40% and 20% for the two days of the weekend, what is the chance that it will rain on at least one of the two days?
• The energy consumption levels for single-family homes are found to be normally distributed with a mean of 1050 kWh and a standard deviation of 218 kWh. How do you find the probability that the energy consumption level is between 1100 kWh and 1221 kWh?
• Given a normal deck of # 52 # cards. If I draw five cards from the deck, what is the probability that all five cards are evenly divisible by # 3? # (assume jacks, queens, kings, and aces to not be divisible by # 3#
• How to solve this problem if their are 8 random sample size, using a 95% confidece level?
• What is the standard deviation of the following numbers: 24, 36, 33, 21, 15, 11?
• Why do statisticians use samples?
• A one-year insurance policy pays $10822 if the policyholder dies within one year. The premium paid by the policyholder is $351, and the probability of death within that year is 0.006. What is the expected gain of the policy for the insurance company?
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