Math Problem Statement
Zahra is a company specializing in high-end cosmetics. Its signature nail polish color is Soft Lilac. On a certain day, out of every bottles of nail polish in the company's factory are Soft Lilac. That day, the inventory manager took a sample of bottles of nail polish in the factory. She found that of the bottles that she sampled were Soft Lilac.
For the inventory manager's sample, find and write with proper notation the sample proportion and population proportion of bottles that were Soft Lilac. Write the proportions as decimals (not percentages) rounded to two decimal places.
(a) Sample proportion: ▼(Choose one) (b) Population proportion: ▼(Choose one)
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Proportions
Ratios
Formulas
Sample Proportion: p̂ = x / n
Population Proportion: p = k / N
Theorems
Proportion Theorem
Law of Large Numbers
Suitable Grade Level
Grades 9-12
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