Asked by Shannon Michaud on Jul 14, 2024
Verified
In a random sample of 200 items, 5 items were defective.An estimate of the percentage of defective items in the population is
A) 5%.
B) 2.5%.
C) 20%.
D) 10%.
Random Sample
A subset of a statistical population in which each member has an equal chance of being chosen.
Defective Items
Products that fail to meet quality standards or specifications.
Estimate
To determine an approximate calculation or judgment of a numerical value.
- Understand the key principles behind statistical inference and their use in evaluating sample data to infer characteristics of a broader population.
Verified Answer
YS
yvonne shafferJul 19, 2024
Final Answer :
B
Explanation :
To estimate the percentage of defective items in the population, divide the number of defective items by the total number of items in the sample and multiply by 100. Thus, (5 / 200) * 100 = 2.5%.
Learning Objectives
- Understand the key principles behind statistical inference and their use in evaluating sample data to infer characteristics of a broader population.
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