Answer:
66
Step-by-step explanation:
Use the combination formula.
The answer and work is in the SS below
Answer: b. 160
Step-by-step explanation: just took the test
Answer:
700=700
Step-by-step explanation:
Answer:
95% confidence interval: (2.784,3.176)
Step-by-step explanation:
We are given the following information in the question:
Sample size, n = 25
Sample mean = $2.98
Standard error = $0.10
Alpha = 0.05
95% confidence interval:
Putting the values, we get,