U= V H2a + m. solve for a
1 answer:
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Answer:
Step-by-step explanation:
It is a right triangle as it has a right angle (you can draw a little square to show that).
It's side are already recorded, so I tried my best, though I'm not sure it's correct.
Hope that helps!
Answer:
a)
b) Null hypothesis:
Alternative hypothesis:
And we can use a t test procedure in order to check if the true mean is equat to the desired value.
Step-by-step explanation:
For this case we know that this:
Claim: The mean pulse rate (in beats per minute) of adult males is equal to 69.5 bpm
Part a
If we convert this with symbols we can write this as:
Part b
We have the following info given:
represent the sample mean
represent the sample size
We have the following system of hypothesis:
Null hypothesis:
Alternative hypothesis:
And we can use a t test procedure in order to check if the true mean is equat to the desired value.