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ICE Princess25 [194]
3 years ago
10

In a random sample of 400 people who were questioned regarding their participation in sports, 160 said that they did participate

. find a 98% confidence interval for p. put your answers in interval notation i.e. (a,
b.and round your answers to 3 decimal places.
Mathematics
1 answer:
Scilla [17]3 years ago
8 0
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A bag contains 5 blue marbles, 2 black marbles, and 3 red marbles. A marble is randomly drawn from the bag.
Natali5045456 [20]

Answer:  4/5 , 3/10

Step-by-step explanation:

P(not drawing black marble)=\frac{ number of marbles which are not black}{total number of marbles}

                                     = 8/10

                                     =4/5

P(drawing a red marble)=\frac{ number of marbles which are red}{total number of marbles}

                                          =3/10

4 0
3 years ago
Read 2 more answers
Write the expression as a decimal number.
Nesterboy [21]
The answer would be 66.7
4 0
3 years ago
HURRY PLEASE 50 PONITS EACH WILL GIVE BRAINLIST!! NO LINKS PLEASE.
Whitepunk [10]

Answer:

0.95 Miles (mi) that's the answer

3 0
2 years ago
A gardener wants to fence a circular garden of radius 21 m. Find the length of the <br><br>rope.​
Readme [11.4K]

Answer:

The length of the rope is 132m

Step-by-step explanation:

Given

r = 21m -- radius

Required

Determine the length of the rope

To do this ,we simply calculate the circumference (C) of the fence

C = 2\pi r

C = 2 * \frac{22}{7} * 21m

C = 2 * 22 * 3m

C = 132m

<em>The length of the rope is 132m</em>

7 0
3 years ago
Put the following in order from least to greatest. 3/4, 66.66%, 5/7​
storchak [24]

Answer:

3/4=63/84

66.66%=56/84

5/7=60/84

⇒66.66%; 5/7; 3/4

Step-by-step explanation:

6 0
2 years ago
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