Given that n = 18, then the degree of freedom is n - 1 = 17.
From the table of Chi Square

The value of

to the left for 95% confidence interval given a degree of freedom of 17 is 8.672
Algebraic is the right type of classification for this problem.
Answer:
JO !
Step-by-step explanation:
get he exponet out the way
\
that leaves you with 3+4x1
do 4x 1 that equals 4
3+ 4 = 7
Answer:
51
Step-by-step explanation:
Multiply 3 2/5 by 15
Change the mixed number to an improper fraction
3 2/5 = (5 * 3 + 2) /5 = 17/5
17/5 * 15
17 * 15/5
17 * 3
51