how many of the 250 grandparents in the population would you expect to prefer online shopping with merchant A? ANSWER QUICK PLEA
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2 answers:
Answer: 40
Step-by-step explanation:
It is given in the picture, that the sample size n=25, when we multiply 10 to it , it will be equals to the total number of grandparents.
Also, from the picture it can be seen that the population population would expect to prefer online shopping with merchant A =4
Now, the number of grandparents would expect to prefer online shopping with merchant A=
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Answer:
A) 147.6 sq m
Step-by-step explanation:
Separate the pyramided out into 4 triangles and add those
3 of them (sides) will be the same
This is one half of the side, multiply by 2 to get the area of the entire side, 40 square m.
The area of all 3 sides together is 40*3 = 120 sq m
For your base, your height will be 6.9 and your base is 4
A = 13.8 sq m
multiply by 2 again for the entire base
A=27.6 sq m
Now add both
120 + 27.6