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a. Explain the difference between an outlier and an influential point.
b. Can a data piece be classified as both? Explain
Statistics and Probability, Statistics
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According to an? airline, flights on a certain route are on time 80% of the time. Suppose 13 flights are randomly selected and the number of?flights is recorded. ?a) Explain why this is a binomial experiment. ?b) Deter ...
In a survey of 3439 adults, 1418 say they have started paying bills online in the last year. Construct a? 99% confidence interval for the population proportion. Interpret the results.
You roll a pair of dice ONE time. Let Event A be the dice show an odd sum. Let Event B be exactly one of the dice (not both of them) shows a one. b. What is the symbol for the complement of B? ______ c. Describe the comp ...
A student is to be selected randomly from a group of students. For each classification of freshman and sophomore, there is a math major, an art major, and a biology major. The probability of each individual being selecte ...
Question 1 A consumer analyst reports that the mean life of a certain type of alkaline battery is no more than 63 months. Write the null and alternative hypotheses and note which is the claim. A)Ho: μ ≤ 63 (claim), Ha: μ ...
Suppose that a fair, 6 sided die is rolled. Let X indicate the event that an odd number is rolled (in other words, X = 1 if an odd number is rolled and X = 0 otherwise). Let Y indicate the event that 2, 3, or 4 is rolled ...
If you flip five coins what is the probability that you will get at least three heads?
Initial public offering A Brazilian company called Net shoes completed its IPO on April 12, 2017, and listed on the NYSE. Net shoes sold 8,250,000 shares of stock to primary market investors at an IPO offer price of $18, ...
Can you please assist with this. The stock price distribution is skewed to the right. The mean is $5 and the standard deviation is $6. At least what proportion of prices is located between 1.5 standard deviations. Hint: ...
The time to complete 1 construction project for company A is exponentially distributed with a mean of 1 year. Therefore: (a) What is the probability that a project will be finished in one and half years? (b) What is the ...
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