As part of your work for an environmental group, you want to see if the mean amount of waste generated per adult in your community is less than the national average of 5 pounds per day. You take a simple random sample of 27 adults in your community and find that they average 4.4 pounds with a standard deviation of 1.2 pounds. Suppose you know the amount of waste generated per day follows a normal distribution. Test at .05 significance. Round to the fourth H0H0:Select an answer x̄ p̂ μ p Select an answer = < > ≠ HAHA:Select an answer x̄ p̂ μ p Select an answer = < > ≠ Test Statistic: P-value: Did something significant happen? Select an answer Significance Happened Nothing Significant Happened Select the Decision Rule: Select an answer Reject the Null Accept the Null Fail to Reject the Null There Select an answer is is not enough evidence to conclude Select an answer the mean amount of waste generated per adult in your community is the national average of 5 pounds per day the mean amount of waste generated per adult in your community is less than the national average of 5 pounds per day
As part of your work for an environmental group, you want to see if the mean amount of waste generated per adult in your community is less than the national average of 5 pounds per day. You take a simple random sample of 27 adults in your community and find that they average 4.4 pounds with a standard deviation of 1.2 pounds. Suppose you know the amount of waste generated per day follows a
Round to the fourth
H0H0:Select an answer x̄ p̂ μ p Select an answer = < > ≠
HAHA:Select an answer x̄ p̂ μ p Select an answer = < > ≠
Test Statistic:
P-value:
Did something significant happen? Select an answer Significance Happened Nothing Significant Happened
Select the Decision Rule: Select an answer Reject the Null Accept the Null Fail to Reject the Null
There Select an answer is is not enough evidence to conclude Select an answer the mean amount of waste generated per adult in your community is the national average of 5 pounds per day the mean amount of waste generated per adult in your community is less than the national average of 5 pounds per day
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