Question

with n=30 and p=0.50 estimate p (fewer than 12)

with n=30 and p=0.50 estimate p (fewer than 12)

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

Solution :

Given that,

p = 0.50

q = 1 - p = 0.50

n = 30

Using binomial distribution,

= n * p = 30 * 0.50 = 15

= n * p * q = 30 * 0.5 * 0.5 = 2.7386

Using continuity correction ,

= P((x - ) / < (11.5 - 15) / 2.7386)

= P(z < -1.28)

= 0.1003

Probability = 0.1003

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
If np≥5 and nq≥5​, estimate P(fewer than 6) with n=13 and p=0.6 by using the normal...
If np≥5 and nq≥5​, estimate P(fewer than 6) with n=13 and p=0.6 by using the normal distribution as an approximation to the binomial​ distribution; if np<5 or nq<​5, then state that the normal approximation is not suitable.
Prove If F is of characteristic p and p divides n, then there are fewer than...
Prove If F is of characteristic p and p divides n, then there are fewer than n distinct nth roots of unity over F: in this case the derivative is identically 0 since n=0 in F. In fact every root of x^n-1 is multiple in this case. Please write legibly, no blurry pictures and no cursive.
If np greater than or equals 5(np≥5) and nq greater than or equals 5(nq≥5​), estimate P(fewer...
If np greater than or equals 5(np≥5) and nq greater than or equals 5(nq≥5​), estimate P(fewer than 4) with nequals=13 and p equals=0.5 by using the normal distribution as an approximation to the binomial​ distribution; if np<5 or nq<​5, then state that the normal approximation is not suitable.
Using the normal distribution, calculate the following probabilities: a) P(X≤16|n=50, p=0.70) b) P(10≤X≤16|n=50, p=0.50)
Using the normal distribution, calculate the following probabilities: a) P(X≤16|n=50, p=0.70) b) P(10≤X≤16|n=50, p=0.50)
A travel agent claims that fewer than 12% of vacations include a trip to a theme...
A travel agent claims that fewer than 12% of vacations include a trip to a theme park. A survey of 1680 people who took vacations recently revealed that 184 of them included a visit to a theme park. Test the travel agent's claim using the α=0.03 significance level. (a) The test statistic is (b) The P-value is
If np greater than or equals 5 and nq greater than or equals 5, estimate Upper...
If np greater than or equals 5 and nq greater than or equals 5, estimate Upper (fewer than 5) with n =14 and p = 0.6 by using the normal distribution as an approximation to the binomial distribution; if np less than 5 or nqless than 5, then state that the normal approximation is not suitable. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. P(fewer than 5) = ____ (Round...
If np greater than or equals 5 and nq greater than or equals 5​, estimate Upper...
If np greater than or equals 5 and nq greater than or equals 5​, estimate Upper P left parenthesis fewer than 5 right parenthesis with n=13 and p=0.4 by using the normal distribution as an approximation to the binomial​ distribution; if np less than 5 or nq less than​5, then state that the normal approximation is not suitable.
Let G be a simple planar graph with fewer than 12 vertices. a) Prove that m...
Let G be a simple planar graph with fewer than 12 vertices. a) Prove that m <=3n-6; b) Prove that G has a vertex of degree <=4. Solution: (a) simple --> bdy >=3. So 3m - 3n + 6 = 3f <= sum(bdy) = 2m --> m - 3n + 6 <=0 --> m <= 3n - 6. So for part a, how to get bdy >=3 and 2m? I need a detailed explanation b) Assume all deg >= 5...
approximate the following binomial probabilities for this continuous probability distribution p(x=18,n=50,p=0.3) p(x>15,n=50,p=0.3) p(x>12,n=50,p=0.3) p(12<x<18,n=50,p,=0.3)
approximate the following binomial probabilities for this continuous probability distribution p(x=18,n=50,p=0.3) p(x>15,n=50,p=0.3) p(x>12,n=50,p=0.3) p(12<x<18,n=50,p,=0.3)
Let P(n) be the statement that 12 + 22 +· · ·+n 2 = n(n+ 1)(2n+...
Let P(n) be the statement that 12 + 22 +· · ·+n 2 = n(n+ 1)(2n+ 1)/6 for the positive integer n. Prove that P(n) is true for n ≥ 1.
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT