Estimate population mean HSS.IC.B.4 Grade Practice Test Questions TOC | Lumos Learning

Estimate population mean HSS.IC.B.4 Question & Answer Key Resources Lumos StepUp ACT Practice Program - Mathematics

Lumos StepUp ACT Practice Program - Mathematics Estimate population mean

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A metallurgical company is analyzing the weight of silver nuggets in a recently discovered silver mine. The company lab weighed 60 nuggets and found that the mean weight of the samples is 11.87 grams with a standard deviation of 0.28. Given the table below that shows the common z-scores. Based on the analysis of these samples, what is the 95% confidence interval of the mean weight of silver nuggets in the mine?

Resource: Question

Question Type: Multiple Choice - Single Answer

Standard(s):HSS.IC.B.4

Standard Description: Use data from a sample survey to estimate a population mean or proportion; develop a margin of error through the use of simulation models for random sampling.

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