Answer:
C = 44.0 cm
Step-by-step explanation:
The circumference can be found by
C = pi*d
C = 3.14 * 14
C =43.96
Rounding to the nearest tenth
C = 44.0 cm
If she flipped the coin 50 times and it was tail 27 you would time 27 by 4 and it would equal 108 because 50 times 4 is 200
Answer:
299
Step-by-step explanation:
On average, it travels 52 miles in each hour. In 5 3/4 hours, it travels 5 3/4 times 52 miles.
(5 3/4)(52 miles) = 299 miles
It travels 299 miles in the given time.
Answer: -1.77
Step-by-step explanation:
Let be the population mean.
Given : The engineer designed the valve such that it would produce a mean pressure of 5.5 psi. It is believed that the valve does not perform to the specifications.
Then ,
Since , the alternative hypothesis is two-tailed , so the test is a two tailed test.
Also. sample size :
Sample mean :
Test statistic for population mean :-
You find slope using rise over run so 3/1
which equals 3
ANSWER: D) 3