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Sav [38]
3 years ago
11

A representative sample of 50 students from a high school is surveyed. Each student is asked what science class he or she

Mathematics
1 answer:
Ilya [14]3 years ago
5 0
I'm not sure what is means by valid, is there a picture you could include?
You might be interested in
A bag contains 100 apples, 100 bananas, 100 oranges, and 100 pears. If I pick one piece of fruit out of the bag every minute, ho
k0ka [10]

Answer:

required time is here 45 minutes

Step-by-step explanation:

given data

apples = 100

bananas = 100

oranges = 100

pears = 100

solution

we have here 4 different kind of fruit

so that it is possible for each kind of fruit is

each kind of fruit is = 4 × 11  = 44

so each kind contain 11  fruit

as that 45th fruit make a dozen

now 1 fruit is pick every minute

'so we take here 45 minute to pick up 45 fruit

so that required time is here 45 minutes

5 0
3 years ago
Can someone help me and write the answer in scientific notation <br> and show the steps
Juliette [100K]
8.05 x 10^8 - 9.16 x 10^6
= 10^6 (805 - 9.16)
= 795.84 x 10^6
= 7.9584 x 10^8
6 0
3 years ago
Evaluate the following -5+4-3-6+9-3
Amanda [17]

Answer:

-4

Step-by-step explanation:

-5+4= -1

-1-3= -4

-4-6= -10

-10+9= -1

-1-3= -4

3 0
3 years ago
(time limit!) what is the volume below?<br><br>A) 112 <br>B) 224 <br>C) 784 <br>D) 896
Radda [10]
To find a volume of a cylinder we use the following formula:
v = \pi {r}^{2} h
Plug in the values:

v = \pi \times  {8}^{2}  \times 14
Take the square:
v = \pi \times 64 \times 14
Multiply the numbers:
v =896 \pi {m}^{2}
8 0
3 years ago
Match the graph to the correct inequality.
Trava [24]
The answer to the question is b
8 0
3 years ago
Read 2 more answers
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