Mathematics, 06.12.2019 19:31, bapehoodboi
Three randomly selected households are surveyed the numbers of people in the households are 2,6 and 7 assume that samples of size n=2 are randomly selected with replacement from the population of 2,6 and 7 listed below are the nine different samples
2,2 2,6 2,7 6,2 6,6 6,7 7,2 7,6 7,7
a) find the variance of each of the nine samples then summerize the sampling distribution of the variances in the format of a table representing the probability distribution of the distinct variance values
a. s^2 probability
b. 0, 0.3, or 0.3
c. 1, 6.3 or 0.5
d. 8, 4 or 25
e. 40.5, 6.3 or 12.5
Answers: 2
Mathematics, 22.06.2019 03:00, jordivivar74
Pranav and molly are selling pies for a school fundraiser. customers can buy blueberry pies and pumpkin pies. pranav sold 6 blueberry pies and 4 pumpkin pies for a total of $106. molly sold 6 blueberry pies and 3 pumpkin pies for a total of $90. find the cost of each of one blueberry pie and one pumpkin pie
Answers: 2
Mathematics, 22.06.2019 03:40, andrew6494
The ages of personnel in the accounting department of a large company are normally distributed with a standard deviation of 7 years. there is a 0.02275 probability that the age of any randomly chosen person in the department is less than 22 and 0.15866 probabilty that the age of any randomly chosen person is greater than 43. what is the mean of this distribution?
Answers: 3
Three randomly selected households are surveyed the numbers of people in the households are 2,6 and...
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