I hope it is giveaway time cause I need points
Answer:
f=11
Mode=4
Median=4
Explanation:
We are given that
a.Mean of the exam score,
=3.5
Score(x) frequency C.F
1 1 1
2 3 4
3 f 15(4+f=4+11)
4 13 28
5 4 32



Using the formula





b.Mode:The number which is repeat most times .
4 repeat most times
Hence, mode of all exam scores=4
N=32
N is even

Median=
Answer: 1/7
Step-by-step explanation: 1/7 is the answer
Benito's expenses for the gasoline is

The cost of the gasoline per mile is

which is 5 cents
(2x-5) • (2x+5) are the expressions equivalent to 4x^2-25