What Is the Null Hypothesis for the Following Question: Is

question 10

Multiple Choice

What is the null hypothesis for the following question: Is there a relationship between heart rate and the number of cups of coffee drunk within the last 4 hours?

• A)There will be no relationship between heart rate and the number of cups of coffee drunk within the last 4 hours.
• B)People who drink more coffee will have significantly higher heart rates.
• C)People who drink more cups of coffee will have significantly lower heart rates.
• D)There will be a significant relationship between the number of cups of coffee drunk within the last 4 hours and heart rate.

---

Definitions:

Vertical Analysis

A method of financial statement analysis in which each entry for each of the three major categories (assets, liabilities, and equity) is represented as a proportion of the total account.

Profitability Analysis

The process of evaluating the ability of a business to generate earnings as compared to its expenses and other relevant costs incurred during a specific period.

Cost Of Goods Sold

The cost of goods sold is the direct costs attributable to the production of the goods sold by a company, including material and labor costs.

Gross Profit

The financial gain obtained after subtracting the cost of goods sold from total sales revenue.