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ahrayia [7]
3 years ago
7

The​ _______ of a discrete random variable represents the mean value of the outcomes.

Mathematics
2 answers:
USPshnik [31]3 years ago
3 0

Answer:

expected value

Step-by-step explanation:

artcher [175]3 years ago
3 0

Answer:

Expected value

Step-by-step explanation:

Expected value- Any discrete variable's expected value is probability-weighted average of all of its possible values.

In simple words, any possible value that can be inferred by the any given variable is compounded by its probability of occurrence and the resulting products are added up to deliver the expected value.

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A water wheel has a radius of 18 feet. the wheel is rotating at 5 revolutions per minute. find the linear speed, in feet per min
makkiz [27]

Answer:

The linear speed is

Step-by-step explanation:

step 1

Find the circumference of the circle

The circumference is equal to

we have

substitute

step 2

Find the linear speed in feet per minute

we know that

The wheel is rotating at 10 revolutions per minute

Convert revolutions to feet

Remember that

One revolution is equal to the circumference of the circle

so

10 revolutions is equal to

therefore

The linear speed is

8 0
2 years ago
I'd sure hope others know how to do this..
ivann1987 [24]

Answer:

omgg they literally deleted 10 x 5

Step-by-step explanation:

it's 50, I'll be the calculator fam

5 0
3 years ago
6 (x-3)=4 (x-4)+2 (x-1) how many solutions are possible for the equation
olga2289 [7]
Indefinitely many solutions is the answer to this problem. All real numbers are solutions. The answer was 0=0.
4 0
3 years ago
Read 2 more answers
1.Find the zeros of f(x) = x2 - 9
Marat540 [252]
So for the first one it is (x-3)(x+3) this is because it is a difference of squares so you square root the 9 and the minus you do both +and - in order to keep up the -9
The zeros are:x=3 and x=-3 ( this is because you change the sign in the bracket


the others should be pretty simple to do for number 2 its a complex
the third is a simple trinomial
and fourth is simple trinomial as well
6 0
3 years ago
Evaluate the expression for the given value of the variable.<br><br> 8p; p=9
kupik [55]

Answer:

72

Step-by-step explanation:

substitiute the value of p =8(9)

8x9=72

8 0
2 years ago
Read 2 more answers
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