Weekly Grocery Expenses Distribution
On average, a household spends $225 on groceries weekly with a standard deviation of $35. The distribution of the weekly grocery expenses can be illustrated in the graph below:
In your initial post, answer the following questions:
- Based on the graph above, would you say this is a normal distribution? Defend your answer.
- Based on the graph above, would you say this is a standard normal distribution? Defend your answer.
- Approximate how much your household spends on groceries each week. Where would this value lie on the graph above? Is it above or below the mean?
- Convert your approximate monthly grocery expenditure to its corresponding Z-score. Where does your Z-score fall on the standard normal curve? How does this relate to your answer to #3?
Answer preview for Weekly Grocery Expenses Distribution
APA
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