![subject](/tpl/images/cats/mat.png)
Mathematics, 29.09.2021 17:20 dawsgreer4302
A) State the Random Variable: (select from one of the following)
X=the number of heads observed
X= tossing a coin
X= Number of coins tossed
X= The number of heads observed when you flip a coin three times
X=The probability that you observe
heads
B) Construct a probability distribution table for the number of hairs obtained over three tosses. enter the x values from smallest to largest
C) determine the shape of the probability distribution of X (select from the following)
Left skewed
Right skewed
Symmetric
Uniform
D) Find the MEAN number of heads for this distribution
E) find the standard deviation for the number of heads for this distribution
F) Find the probability of obtaining two or less heads over three tosses of a coin
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:50
Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.
Answers: 3
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:30
Which pair of numbers is relatively prime? a. 105 and 128 b. 130 and 273 c. 205 and 350 d. 273 and 333
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:30
Consider the sequence below. 3 , 1 , 1/3 , 1/9 , select the explicit function which defines the sequence.
Answers: 1
You know the right answer?
A) State the Random Variable: (select from one of the following)
X=the number of heads observed
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 30.01.2021 04:40
![question](/tpl/images/cats/mat.png)
Mathematics, 30.01.2021 04:40
![question](/tpl/images/cats/mat.png)
Mathematics, 30.01.2021 04:40
![question](/tpl/images/cats/mat.png)
Mathematics, 30.01.2021 04:40
![question](/tpl/images/cats/en.png)
English, 30.01.2021 04:40
![question](/tpl/images/cats/mat.png)
Mathematics, 30.01.2021 04:40
![question](/tpl/images/cats/mat.png)
Mathematics, 30.01.2021 04:40
![question](/tpl/images/cats/mat.png)
Mathematics, 30.01.2021 04:40
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 30.01.2021 04:40
![question](/tpl/images/cats/mat.png)
Mathematics, 30.01.2021 04:40
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 30.01.2021 04:40
![question](/tpl/images/cats/geografiya.png)
Geography, 30.01.2021 04:40
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 30.01.2021 04:40
![question](/tpl/images/cats/mat.png)
Mathematics, 30.01.2021 04:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/geografiya.png)