Answer:
D. The standard deviation is known and n > 30.
Step-by-step explanation:
- Your sample size is greater than 30.
- Data points should be away from each other.
- Your data should be commonly categorized.
- Your data should be randomly picked from a population. Each item should have an equal chance of being selected.
- The sample sizes should be equal.
Answer:
Calculate one-time simple interest, and simple interest over time
Determine APY given an interest scenario
Calculate compound interest
Answer:
34
Step-by-step explanation:
Givens:
-$51 for 3 hours of work
-2 hours?
Find unit rate:
51 divided by 3
17 per hour
17 times 2 (for 2 hours)
34