In America, the ratio of bitcoin investor is gradually increased from last year. Last year, the proportion of Thai inves
Posted: Wed May 11, 2022 6:00 am
In America, the ratio of bitcoin investor is gradually increased
from last year. Last year, the proportion of Thai investors was
0.003. In this year, there are 50000 persons randomly selected,
there are about 250 persons invested in bitcoin. You are requested
to test the significant increment in population proportion of
investor last year at 98% confidence level.
a.What is the sample proportion?
b.What is the standard error of proportion?
c.What is null hypothesis? (In statement)
d.What is alternative hypothesis? (In statement)
e.What is the value of test statistics?
f.What is value of p-value?
g.What is critical value?
h.What is the conclusion?
from last year. Last year, the proportion of Thai investors was
0.003. In this year, there are 50000 persons randomly selected,
there are about 250 persons invested in bitcoin. You are requested
to test the significant increment in population proportion of
investor last year at 98% confidence level.
a.What is the sample proportion?
b.What is the standard error of proportion?
c.What is null hypothesis? (In statement)
d.What is alternative hypothesis? (In statement)
e.What is the value of test statistics?
f.What is value of p-value?
g.What is critical value?
h.What is the conclusion?