HomeworkLib
Question

Consider a binomial probability distribution with p 0.55 and n 7. Determine the probabilities below. a) P(x 2) b) P(xs1) c) Px>5) a) P(x = 2 (Round to four decimal places as needed.) b) Ps1)- (Round to four decimal places as needed.) c) P(X> 5)= □ (Round to four decimal places as needed.) Enter your answer in each of the answer boxes.

math   Statistics-And-Probability   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

P(X) = nCx px qn-x

n = 7

p = 0.55

q = 1 - p = 0.45

a) P(X = 2) = 7C2 x 0.552 x 0.455

= 0.1172

b) P(X \leq 1) = P(0) + P(1)

= 0.457 + 7x0.55x0.456

= 0.0037 + 0.0320

= 0.0357

c) P(X > 5) = P(6) + P(7)

= 7x0.556x0.45 + 0.557

= 0.0872 + 0.0152

= 0.1024

0 0
Add a comment
Know the answer?
Add Answer to:
Consider a binomial probability distribution with p 0.55 and n 7. Determine the probabilities below. a)...
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. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • Consider a binomial probability distribution with p= 0.65 and n=7 . Determine the probabilities below. ​a)...

    Consider a binomial probability distribution with p= 0.65 and n=7 . Determine the probabilities below. ​a) Upper P left parenthesis x equals 2 right parenthesis ​b) Upper P left parenthesis x less than or equals 1 right parenthesis ​c) Upper P left parenthesis x greater than 5 right parenthesis ​a) Upper P left parenthesis x equals 2 right parenthesis =   ​(Round to four decimal places as​ needed.)

  • Consider a binomial probability distribution with p=0.4 and n=7 . What is the probability of the​...

    Consider a binomial probability distribution with p=0.4 and n=7 . What is the probability of the​ following? ​a) exactly three successes ​b) less than three successes ​c) five or more successes ​a) P( x = 3) = ​(Round to four decimal places as​ needed.) ​b) P (x<3) = ​(Round to four decimal places as​ needed.) ​c) P ( x greater than or equal to 5)= (Round to four decimal places as​ needed.)

  • f size of n 4,900 from a binomial probability distribution with P 0.50, complete parts (a) through (e) below. Given a r...

    f size of n 4,900 from a binomial probability distribution with P 0.50, complete parts (a) through (e) below. Given a random sample EClick the icon to view the standard normal table of the cumulative distribution function. a. Find the probability that the number of successes is greater than 2,490. (Round to four decimal places as needed.) P(X 2,490) b. Find the probability that the number of successes is fewer than 2,425 P(X<2,425) (Round to four decimal places as needed....

  • Consider a binomial probability distribution with p=0.3 and n = 8. What is the probability of...

    Consider a binomial probability distribution with p=0.3 and n = 8. What is the probability of the following? b) exactly three successes less than three successes six or more successes a) P(x = 3) = b) P(x<3)= (Round to four decimal places as needed.) (Round to four decimal places as needed.) c) P(x26)= (Round to four decimal places as needed.)

  • 8Compute P(x) using the binomial probability formula. Then determine whether the normal distribution can be used...

    8Compute P(x) using the binomial probability formula. Then determine whether the normal distribution can be used to estimate this probability. If so, approximate P(x) using the normal distribution and compare the result with the exact probability. na 72. p-o.77, and x-56 Cli Cli e (page 1).1 page 2).2 For n-72, p-0.77, and x-56, find P(x) using the binomial probability distribution. P(x)- Can the normal distribution be used to approximate this probability? Round to four decimal places as needed.) O A....

  • Assume a binomial probability distribution has p = 0.70 and n = 400.

    You may need to use the appropriate appendix table or technology to answer this question.Assume a binomial probability distribution has p = 0.70and n = 400.(a)What are the mean and standard deviation?  (Round your answers to two decimal places.)                         mean                             standard deviation                        (b)Is...

  • compute p(x) using the binomial probability formula. then determine whether the normal distribution can be used...

    compute p(x) using the binomial probability formula. then determine whether the normal distribution can be used to estimate this probability. if so, p(x) using the normal distribution and compare the result with the exact probability. n=78, p= 0.83, and x=60 for n= 78, p= 0.83, and x=60, find P(x) using the binomial probability distribution. P(x) _. (round to four decimal places as needed.) can the normal distribution be used to approximate this probability? A. no, the normal distribution cannot be...

  • Compute​ P(X) using the binomial probability formula. Then determine whether the normal distribution can be used...

    Compute​ P(X) using the binomial probability formula. Then determine whether the normal distribution can be used to estimate this probability. If​ so, approximate​ P(X) using the normal distribution and compare the result with the exact probability. N=53​, p=0.7​, and X=47 For n=53​, p=0.7​, and X=7​, find​ P(X). ​P(X)=____ (round to four decimal places) Can the normal distribution be used to approximate this​ probability? Approximate​ P(X) using the normal distribution. Select the correct choice below and fill in any answer boxes...

  • If x is a binomial random​ variable, use the binomial probability table to find the probabilities...

    If x is a binomial random​ variable, use the binomial probability table to find the probabilities below. a.. P(x=2) for n=10, p=0.2 b. P(x≤6) for n=15, p=0.3 c.. Upper P(x>1) for n=5, p=0.5 d.d. P(x<13) for n=20, p=0.9 e. P(x≥10) for n=15, p=0.9 f.f P(x=2) for n=20, p=0.1 a. P(x=2)=__________​(Round to three decimal places as​ needed.) b. P(x≤6)=___________​(Round to three decimal places as​ needed.) c. P(x>1)=__________(Round to three decimal places as​ needed.) d. P(x<13)=___________​(Round to three decimal places as​ needed.)...

  • If x is a binomial random variable, use the binomial probability table to find the probabilities...

    If x is a binomial random variable, use the binomial probability table to find the probabilities below. a. P(x=4) for n=10, p=0.1 b.. P(x≤5) for n=15, p=0.5 c. P(x>1) for n=5, p=0.3 d. P(x<4) for n=15, p=0.7 e. P(x≥18) for n=25, p=0.9. f. P(x=4) for n=20, p=0.2. a P(x=4)=_____________________(Round to three decimal places as needed.) b.P(x≤5)=_____________________(Round to three decimal places as needed.) c P(x>1)=___________________(Round to three decimal places as needed.) d.P(x<4)= ______________(Round to three decimal places as needed.) e. P(x≥18)=_______________________...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT