The mean of the estimates is seconds, and the standard deviation of the sample is about . Then the test statistic is
where is the mean under the null hypothesis. So
We go on to find
so the difference is statistically significant and you reject the null hypothesis.
Answer:
NONE
Step-by-step explanation:
There is no such thing as a triangle with three angles measuring 63 degrees each. On the other hand, an equilateral triangle has three equal angles measuring 60 degrees each.
Answer: NONE
ummm there's nothing attached
If 4 out of 65 people were given free DVDs then that would mean that 28 out of 455 people would get free DVDs
Answer:
Step-by-step explanation:
Pythagorean Theorem: