A family decides to have children until it has three children of the same gender. Assuming P(B) = P(G) = 0.5, what is the pmf of X = the number of children in the family? 1 2 3 P(x)

Q: P(x > 29 | x < 51) =

A:

Q: P(z<2.25)=

A: Given Information: To find out Pz&lt;2.25

Q: P(Z > 0.98)=

A:

Q: P(z< ( Or equal to ) z0) = 0.7054

A:

Q: P(1.10 s z) P(IZ| s 2.50)

A: Here use normal distribution table for probability from z score

Q: P(z>1.2)

A: Given problem Given that   P(z&gt;1.2)   Ans) P( z&gt;1.2 ) is, = 1 - P( z ≤ 1.2 )

Q: P(Z<1.89) (less than or equal to)

A: Given that.   X~N( 0 , 1 )   μ=0  , ?=1 (for standard normal distribution)    Z-score =( x - μ )/?

Q: Compute the indicated quantity. P(A|B) = 0.5, P(A n B) = 0.4. Find P(B). P(B) =

A: We will use the conditional probability formula…

Q: P(A|B) = 0.2, P(A) = 0.5, P(B) = 0.45                    Find P(A U B)

A:

Q: P (z &lt; -0.02) =?

A:

Q: Victims of Violence A random survey of 70 women who were victims of violence found that 28 were…

A:

Q: P(1.15 < Z < 2.77) =

A: X~N( 0 , 1 )   μ=0 , ?=1 (for standard normal distribution)   Z-score =( x - μ )/?

Q: P(z < -2.61)

A: Z score = -2.61 Left tailed test

Q: p(-c<z<c)=0.9464

A: P(-c&lt;z&lt;c)=0.9464

Q: 12 6.

A:

Q: What is the answer to this?

A: Concept of General Addition Rule:For any two events A and B the General Addition Rule state that:

Q: Number of Girls x P(x) 0.002 1 0.028 2 0.114 3 0.224 4 0.266 5 0.228 6 0.108 7 0.026 0.004

A: Given : Girls X P(X) 0 0.002 1 0.028 2 0.114 3 0.224 4 0.266 5 0.228 6 0.108 7…

Q: Drawthegraphofy = -e(x- 2).

A: Given- y=-ex-2 To draw- The graph of the above expression.

Q: True or False? In a hotel, 70 percent of the guests pay by American Express credit card. Suppose the…

A: Given that 70 percent of the guests pay by American Express credit card. Suppose the first X-1…

Q: ower. Determine the power of a test of H0: p = 0.10 when: (a)   p is actually 0.20, α = 0.05…

A: Formula for power: Power=P(Rejecting H0|H0 is false) a) Given  p=0.10 Actual p value is 0.20 n=25…

Q: Compute the indicated quantity. P(A) = 0.1, P(B) = 0.5. A and B are independent. Find P(B | A). %3D…

A: Guven: two independent events A and B such that p(A)=0.1 &amp; p(B)=0.5  Then to find probability…

Q: Compute the indicated quantity. P(A) = 0.7, P(B) = 0.2. A and B are independent. Find P(An B). P(A n…

A:

Q: What does the expression p(e)= 0 mean ?

A: Impossible event An event is said to be an impossible event when the probability of occurrence of…

Q: f6x)=x?+2X +4 a. f(5) b. f(x+1) C. f(-x)

A: