The JOSupplies Company Buys Calculators from a Non-US Supplier

question 8

Multiple Choice

The J.O.Supplies Company buys calculators from a non-US supplier.The probability of a defective calculator is 10 percent.If 10 calculators are selected at random,what is the probability that 3 or more of the calculators will be defective?

• A) .0702
• B) .2639
• C) .0016
• D) 0

---

Definitions:

Sample Proportion

The fraction of the sample that represents a particular attribute or characteristic.

Normal Probability Distribution

A bell-shaped distribution characterized by its mean and standard deviation, representing a continuous random variable.

Central Limit Theorem

A statistical theory that states that the distribution of sample means approximates a normal distribution as the sample size becomes larger, regardless of the population's distribution.

Nonsampling Errors

Errors that occur in data collection processes other than random sampling errors, often due to human error.