Answer:
10
Step-by-step explanation:
Addition 2/9+7/9=1. 1+7+2=10
Answer:
95% Confidence interval: (31.32%,47.04%)
Step-by-step explanation:
We are given the following in the question:
Sample size, n = 148
Number of people who sleep for 8 hours or longer, x = 58
95% Confidence interval:
Putting the values, we get:
(31.32%,47.04%) is the required 95% confidence interval.
1.03*1.005=1.03515
Don't you ahve a calculator on your phone or computer?