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attashe74 [19]
3 years ago
14

Probability and statistics

Mathematics
1 answer:
PtichkaEL [24]3 years ago
8 0

Answer:

d.

Step-by-step explanation

it is a random variable but is continuos as it doesn't change.

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The score distribution shown in the table is for all students who took a yearly AP statistics exam. An AP statistics teacher had
Juliette [100K]

Answer:

Probability that his students will get at least 3 is 0.9875

Step-by-step explanation:

In the given scenario the number of favorable outcomes are 3 out of 5 that  is 3,4,5 out of five.

  Probability = no of favorable outcomes/ sample space  

Probability his students will get 3 or more = 3/5/48= 0.6/48= 0.0125

Probability of at least getting 3 or more = 1- Probability of getting 3 or more

Probability that his students will getting at least 3 = 1- P( 3 or more)

                                                                                  = 1- 0.0125

                                                                                     = 0.9875

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3 years ago
Write an algebraic expression to model each word phrase. . • six less than the quotient of d and g. • ten less than twice the pr
aliina [53]
*six less than the quotient of d and g
                 The quotient of d and g is d/g. Six less than this is d/g - 6.
*ten less than twice the product of s and t
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4 0
3 years ago
Seven divided by four hundred ninety three<br> Seven divided by four hundred ninety three
lawyer [7]

Answer:

0.0141987829615

Step-by-step explanation:

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4 years ago
Jim and Cindy, working together, can clean the house in 6 hours. Working alone, Cindy takes three times as long as Jim. How long
kari74 [83]
Jim takes 1 and 1/2 hours

3(1.5) + (1.5) =6

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Solve this equation for b. (3+2)-b=1
EleoNora [17]

Answer:

b = 4

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First, 3 + 2 = 5

This can be substituted to 5 - b = 1

Subtract 5 from both sides leaving -b = -4

We don't want be to be negative so we divide the imaginary -1 that's in front of the b from both sides

This leaves b = 4

6 0
3 years ago
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