Question: Six in 10 adults say lower back pain substantially limits their athletic activities. A random sample of n = 8 adults were asked if lower

Six in 10 adults say lower back pain substantially limits their athletic activities. A random sample of n = 8 adults were asked if lower back pain was a limiting factor in their athletic activities. The printout below shows the cumulative and individual probabilities for a binomial random variable with n = 8 and p = .6.

a. Use the binomial formula to find the probability that all eight indicate that lower back pain was a limiting factor in their athletic activities.
b. Confirm the results of part a using the printout.
c. What is the probability that at most seven individuals give lower back pain as a limiting factor in their athletic activities?

Cumulative Distribution Function Binomial with8 and p 0.6 x P( X

Step by Step Solution

★★★★★

3.41 Rating (164 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Define x to be the number of adults who indicate that back pa... 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 (1860).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

How often do you watch movies at home? A USA Today Snapshot found that about 7 in 10 adults say they watch movies at home at least once a week. Suppose a random sample of n = 50 adults are polled and...

Magnet Treatment of Pain Researchers conducted a study to determine whether magnets are effective in treating back pain, with results given below (based on data from Bipolar Permanent Magnets for the...

Some 20 million Americans visit chiropractors annually, and the number of practitioners in the United States is 55,000, nearly double the number two decades ago, according to the American...

Please help me with these problem Six in 10 adults say lower back pain substantially limits their athletic activities. A random sample of n = 8 adults were asked if lower back pain was a limiting...

Note: You may do this case in your teams, in pairs or individually based on your team's preferences Background Assume that you are a relatively newly hired employee at Sunabi. Gail has had the...

Please help me to solve this, 1) Security systems. The security system of a house is designed to have 99% reliability. Suppose that nine houses equipped with this system experience a robbery attempt....

1-1 Basic Skills and Concepts Statistical Literacy and Critical Thinking 1. Online Medical Info USA Today posted this question on its website: "How often do you seek medical information online?" Of...

The Crazy Eddie fraud may appear smaller and gentler than the massive billion-dollar frauds exposed in recent times, such as Bernie Madoffs Ponzi scheme, frauds in the subprime mortgage market, the...

Case study: Remedy Physiotherapy. I need help in drafting a marketing plan Names of people and businesses are disguised. Some aspects of the local area and the physiotherapy industry are simplified...

You have just begun a new stage in your careeryou have been hired to be the Human Resources (HR) Manager for Berkley Innovative Technologies. Upon meeting the CEO, she described how the company's...

GJ started operating his new salon business during 2017. He provides services for corporate accounts with 60-day payment term. He submits the following data in 2018: Supplies inventory, 1/1/2018...

. Calculate the theoretical yield of aspirin to be obtained when 2.0 g of salicylic acid and 5.0 mL of acetic anhydride (density = 1.08 g/mL) are mixed together. What is the limiting reagent?

Find the p-value and draw a sketch showing the p-value area for each of the following situations in which the value of t is the test statistic for the hypotheses given: a. H0: m 5 m0, Ha: m . m0, n 5...

The model using age to predict cocaine usage method yielded very similar coefficients for the effect of age on the odds ratios involving inhale and freebase (see Table 3.3 and compare 21 with 31)....

For the situations described find the appropriate rejection regions and state your conclusion if the observed test statistic was z522.41. If appropriate, provide a measure of reliability for your...

Find the p-values for the z-tests and determine the significance of the results. 11. A right-tailed test with observed z=1.15.

Find the p-values for the z-tests and determine the significance of the results. 12. A two-tailed test with observed z=-2.78.

Given that stock X has an expected return of 8 percent, which of the following statements are true? I. If its standard deviation is positive, then the return of stock X may sometimes be above 8...

could you help giving me explanation on these problems ? Thank you . Question 4 Not yet Problem 2. A plant scientist investigated plant uptake of heavy metals (for example, nickel) when four rates of...

Your company has earnings per share of $4. It has 1 million shares outstanding, each of which has a price of $42. You are thinking of buying TargetCo, which has earnings of $1 per share, 1 million...