Answer: c
Step-by-step explanation:
The answers to the following set of questions are as follows:
1. <span>Yes, your seating location and the randomized coin flip ensure equal chances of being selected.
</span>
2. <span>Sometimes it is possible with this described method of selections.
</span><span>No, this is not a simple random sample. It is a cluster sample.
</span>
3. <span>Assign each student a number 1, 2, . . . , 40 and use a computer or a random-number table to select 20 students.
</span>
I hope my answer has come to your help. God bless and have a nice day ahead!
She started out with 335, and spent 15 each week, she now has 155 dollars- that will be our equal sign.
let m= money she spent each week.
335- 15m= 155
Subtract 335 from 155.
-15m= -180
Divide -15 into both sides.
m= 12
Cathy had 12 lessons.
I hope this helps!
~kaikers
Answer:
Step-by-step explanation:
A=bh/2
A=(1.2b)(1.2h)/2
A=1.44(bh)/2
A=0.72bh
b=10cm and h=5c
A=0.72(10)(5)
A=36 cm^2
Answer:190.40 dollars.
Step-by-step explanation:
Okay if we know that Jess bought 3 pairs for 71 dollars divide 71 by 3 then multiply that by 8.