Question: Consider a binomial random variable x with n = 25 and p = .6. a. Can the normal approximation be used to approximate probabilities in

Consider a binomial random variable x with n = 25 and p = .6.
a. Can the normal approximation be used to approximate probabilities in this case? Why or why not?
b. What are the mean and standard deviation of x?
c. Using the correction for continuity, approximate P(x > 9).

Step by Step Solution

★★★★★

3.34 Rating (157 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a Consider a binomial random variable with n 25 and p 6 T... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

879-S-J-P-D (1963).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

Consider a binomial random variable with n = 8 and p = .7. Let x be the number of successes in the sample. a. Find the probability that x is 3 or less. b. Find the probability that x is 3 or more. c....

Consider a binomial random variable with n = 9 and p = .3. Let x be the number of successes in the sample. a. Find the probability that x is exactly 2. b. Find the probability that x is less than 2....

Consider a binomial random variable with n = 9 and p = .3. Isolate the appropriate column in Table 1 and fill in the probabilities below. Fill in the blanks in the table below. 0 1 2 3 4 5 6 7 8 9...

Suppose the numbers of a particular type of bacteria in samples of l millilitre (mL) of drinking water tend to be approximately normally distributed, with a mean of 84 and a standard deviation of 6....

please help me with the fourth question. p(x=7) 13....72,2.14poi....] \"unsung-.6301\". Consider a binomial random variable x with n = 25 and p = 0.4. m USE SALT Use Table 1 in Appendix I to nd the...

Need hjelp solving. Consider a binomial random variable x with n = 25 and p = 0.2. Use Table 1 in Appendix I to find the exact value for the binomial probability. (Round your answer to three decimal...

Consider a binomial random variable X with n = 10 and p = .6 .Find the following probabilities: a)P (X = 2) b)P (X > 10) c)P (3

Please assist. Consider a binomial random variable x with n = 100 and p = 0.2. Find the mean for the binomial random variable X. Find the standard deviation for the binomial random variable x. Use...

Need help answering this. Consider a binomial random variable x with n = 100 and p = 0.2. Find the mean for the binomial random variable X. Find the standard deviation for the binomial random...

need help. Consider a binomial random variable x with n = 20 and p = 0.4. Use Table 1 in Appendix I to find the exact values for the binomial probability. (Round your answer to three decimal places.)...

The distribution of the math portion of SAT scores has a mean of 500 and a standard deviation of 100, and the scores are approximately normally distributed. a. What is the probability that one...

Karen is a fitness consultant and personal trainer. She charges her clients $2,000, payable in advance, for a month-long diet and exercise regimen designed to ensure the loss of a pre-determined...

Which of the following is NOT true regarding gifts to a Uniform Gift to Minors Act ( UGMA ) account? A The gifts may be in the form of fully paid securities B The gifts may be in the form of cash....

* Income. A study suggests that married men have a higher median income than unmarried men. The accompanying data file shows the incomes (in $1,000s) of six married men and seven unmarried men. a....

Find the tabled values of q a (k, df ) using the information given 3. a .05, k=3, df = 9

Find the tabled values of q a (k, df ) using the information given 4. a .01, k=4, df = 8

Find the tabled values of q a (k, df ) using the information given 6. a .05, k=4, df = 12

The Mini-Max Company has a new prospective 5-year project with an initial cost of $318,900, annual fixed costs of $45,200, variable costs per unit of $16.78, and a sales price of $29.95. The discount...

Locate the Treasury issue in Figure 7.4 ?maturing in February 2041. Assume a par value of $10,000. What is its coupon rate? (Enter your answer as a percent r ounded to 3 decimal places, e.g.,...

Suppose that a national survey finds that 73 percent of restaurant employees say that work stress has a negative impact on their personal lives. A random sample of 200 employees of a large restaurant...