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