Answer:
e. All of the reasons are correct.
Step-by-step explanation:
In most cases, studying all the population is impossible. In other cases, it is too expensive or time consuming.
A sample will give us, in most cases and combined with tools of statistical analysis (hypothesis testing or confidence intervals), enough information to make an unbiased estimation about the characteristic of the population we are studying.
Answer:
3/8 of a book per week
Step-by-step explanation:
That’s as low as it goes So that’s ur answer
14/37
Answer:
400
Step-by-step explanation:
if the train travel in 150miles in 3hr then\
150/3=50miles a hr
50 x 8 = 400 miles
Answer:
L to K
K to J
Step-by-step explanation:
the length between L and K is shorter when compared the side K to J
hope it helps :)