2/5 van not be simiplified because 2 and 5 dont have a common factor lower than them
Let x be the percent of p asked
then
m% of n = x% of p
m/100*n = x/100*p
mn = xp
x = mn/p
Answer:
z=1.96
Step-by-step explanation:
Using normal distribution table or technology, 97.5% corresponds to z=1.959964, generally denoted z=1.96, or 1.96 standard deviations above the mean.
(above value obtained from R)
Answer:
A
Step-by-step explanation:
u can just test them out
Answer:
7.2*10^3.
7,200 in scientific notation, is 7.2*10^3