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Suppose that for a certain individual, calorie intake at breakfast is random variable with mean 500 and standard deviation (s.d.) 50, calorie intake at lunch is a random variable with mean 900 and s.d. 100. and calorie intake at dinner is a random variable with mean 2000 and s.d. 180. Assuming that intakes at different meals arc independent of one another, what is the approximate probability that the average calorie intake per day over the next year (365 days) is at most 3410?
question aggregate responses to three questions were obtained from a survey of 100 males and 100 females who were
Need to come up with a regression model to forecast monthly sales of cold beverages for the next year. What variables might be included in the model?
in the game of ludo a player has to throw one die and move a selected token based on the number shown on the die. if a
In 2010, 65% of adult Americans thought that the death penalty was morally acceptable. In a poll conducted by the Gallup Organization, a simple random sample of 1005 adult Americans
There is a fixed cost of $50,000 to start a production process. Once the process has begun, the variable cost per unit is $25. The revenue per unit is projected to be $45. Write a mathematical expression for total profit.
two fair dice are rolled. lets define the following eventsa the english words for the numbers rolled start with the
Test whether there is difference in the two population mean. Use p-value approach
Assume that cars are independent regarding to their paint quality. Each car has a 90% chance of passing the test. What is the probability that 3 of the next 6 cars will fail the test?
A coin is flipped 5 times in a row. What is the probability that it will come up heads all 5 times? For the data in question above, calculate the Sum of Squares Error (SSE).
Using six-step critical value approach, at the 0.05 level of significance, is there evidence that population mean delivery time has been increased below previous population mean value of 25 minutes?
below are the lifetimes in hours of fifty 40-watt 110-volt internally frosted incandescent lamps taken from forced
Discuss the ability of the process to meet the customer's specifications. Also, if the customer seeks Six Sigma compliance, what are your recommendations?
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