Construct a 95% confidence interval to estimate the population mean using the data below. What assumptions need to be made about this population?
x̅ = 38, s = 7.9, n = 24
1) The 95% confidence interval for the population mean is from a lower limit of ___ to an upper limit of ____
2) What asssumption should be made
a) The population follows the normal probability distribution
b) The population follows the Student's t-distribution
c) The population distribution is skewed to one side
d) The population size is larger than 30
Construct a 95% confidence interval to estimate the population mean using the data below. What assumptions...
Construct an 80% confidence interval to estimate the population mean using the data below. x=24 s=5.3 n= 13 What assumptions need to be made about this population? The 80% confidence interval for the population mean is from a lower limit of to an upper limit of . What assumptions need to be made about this population? A. The population follows the Student's t-distribution. B. The population distribution is skewed to one side. C. The population follows the normal probability distribution....
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Construct a90% confidence interval to estimate the population mean using the data below. What assumptions need to be made about this population? I got 34.69, 41.31 (is this correct?) x(overbar) = 38 . S = 8.8 . N = 21 What assumptions need to be made about this population? A. The population distribution is skewed to one side. B. The population size is larger than 30. C. The population follows the†Student's t-distribution. D. The population follows the normal probability...
Construct a 99% confidence interval to estimate the population mean using the data below what assumptions need to be made about hs population? x35 $-9.1 n 23 Click here to view page table 99% confidence interval for the population means from a lower int at']to an upper limit of Round to two decimal places as needed) What assumptions need to be made about this population? O A. The population distribution is skewed to one side O B. The population follows...
Construct a 99% confidence interval to estimate the population mean using the following data. What assumptions need to be made to construct this interval? x=88 20 n 11 What assumptions need to be made to construct this interval? Tre O A. The population mean will be in the confidence interval. en OB. The sample size is less than 30. et c . The population must be normally distributed. D. The population is skewed to one side. With 99% confidence, when...
Construct a 99% confidence interval to estimate the population mean using the following data. What assumptions need to be made to construct this interval? x overbar = 95 σ = 21 n = 10 With 99% confidence, when n = 10 the population mean is between the lower limit of _____ and the upper limit of ____. What is the formula with a step by step guide on how to solve this equation?
Construct a 99% confidence interval to estimate the population mean using the data below. x̅ = 44 σ= 8 n=42 With 99% confidence, when n=42 the population mean is between a lower limit of ___ and an upper limit of ___
Construct a 95% confidence interval to estimate the population mean using the data below. X = 39 o= 10 n=43 With 95% confidence, when n = 43 the population mean is between a lower limit of and an upper limit of (Round to two decimal places as needed.)
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Construct an 80% confidence interval to estimate the population mean using the data below. or 11 (3 8.3.17 Construct an 80% confidence interval to estimate the population mean using the data below. x-21 s-4.9 n#23 What assumptions need to be made about this population? The 80% confidence interval for the population mean is from a lower limit of (Round to two decimal places as needed.) to an upper limit of