Answer:
200 mi
Step-by-step explanation:
distance = rate times time. In this situation, max. dist. = (50 mph)(4 hrs) = 200 mi.
Answer:
135 to 143 minutes.
Step-by-step explanation:
Standard deviation (s) = 22.6 minutes
Sample size (n) = 123
Sample average (X) = 139 minutes
The lower and upper bounds of a confidence interval are given by:
Lower bound:
Upper bound:
For a confidence interval of 95%, the z-score value is 1.96.
Therefore, the 95% confidence interval for the mean surgery time is:
Lower bound:
Upper bound:
The 95% confidence interval is 135 to 143 minutes.
Answer:
27 more books
Step-by-step explanation:
30-27=3
9/5 just do the 1 times the 5 plus the 4 and thats the answer
Answer:
Simplify the expression.
276480
Step-by-step explanation: