Answer:
Two tailed
Step-by-step explanation:
Given that a security expert claims that exactly 13% of all homeowners have a home security alarm.
Here we have to check whether the contention of security expert is correct or not
The test is to be done for the proportion of homeowners who have a home security alarm to total homeowners.
Let p be the proportion.
For this we set up hypotheses as:
This is a two tailed test
Because alternate is for not equal to. If alternate is for > or < we say one tailed and if not equal to we say two tailed.
The answer is C i hope this helps
Answer:
Its just 16.
Step-by-step explanation:
Check the picture below.
make sure your calculator is in Degree mode.
If the diameter is 16 feet, then the radius for the tank will have to be half that,
now, that's how many ft³ of water the tank can hold, since she is filling it up at a rate of 6 ft³ per minute, namely in 1 minute 6 ft³ have gone in, then it'll be
768π/6 how many minutes it'll take.
namely, how many times does 6 go into 768π? well, 768π/6.