MATH HELP PLEASEEEE

Mathematics

2 answers:

Otrada [13]3 years ago

7 0

Answer:

either dependent or independent

Step-by-step explanation:

im not sure how to explain its kinda hard for me to put it into words i can only narrow it down but it is independent or dependent i would think its neither actually pm me and i shall explain try neither

patriot [66]3 years ago

3 0

Answer: Independent

Step-by-step explanation:

An independent event is an event that has no connection to another event’s chances of happening. the event has no effect on the probability of another event occurring. In this situation selecting one green marble from Bag A will have no effect on selecting one black marble from Bag B.

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2. Lab groups of three are to be randomly formed (without replacement) from a class that contains five engineers and four non-en

Anna11 [10]

Answer:

The number of different lab groups possible is 84.

Step-by-step explanation:

<u>Given</u>:

A class consists of 5 engineers and 4 non-engineers.

A lab groups of 3 are to be formed of these 9 students.

The problem can be solved using combinations.

Combinations is the number of ways to select <em>k</em> items from a group of <em>n</em> items without replacement. The order of the arrangement does not matter in combinations.

The combination of <em>k</em> items from <em>n</em> items is: ${n\choose k}=\frac{n!}{k!(n-k)!}$