Should you use the binomial distribution

Reference no: EM131011443

Should you use the binomial distribution? In each situation below, is it reasonable to use a binomial distribution for the random variable X? Give reasons for your answer in each case.

(a) A random sample of students in a ?tness study.

X is the mean systolic blood pressure of the sample.

(b) A manufacturer of running shoes picks a random sample of the production of shoes each day for a detailed inspection. Today's sample of 20 pairs of shoes includes 1 pair with a defect.

(c) A nutrition study chooses an SRS of college students. They are asked whether or not they usually eat at least ?ve servings of fruits or vegetables per day. X is the number who say that they do.

Reference no: EM131011443

Questions Cloud

Determining the visits to web sites : What kinds of Web sites do males aged 18 to 34 visit most often? Pornographic sites take ?rst place, but about 50% of male Internet users in this age group visit an auction site such as eBay at least once a month.2 Interview a random sample of 15 ..

Question regarding the typographic errors : Typographic errors in a text are either nonword errors (as when "the" is typed as "teh") or word errors that result in a real but incorrect word. Spell-checking software will catch nonword errors but not word errors.

Discuss some of the advantages or disadvantages of using the : Discuss some of the advantages or disadvantages of using the cash-basis method of accounting

Find the set of fundamental solutions : Find the set of fundamental solutions by using the differential operator method: [D2 - (2α - 1)D + α (α - l)y = 0, t ∈ (0, ∞); and determine the values of α, for which all solutions tend to zero as t→∞.

Should you use the binomial distribution : In each situation below, is it reasonable to use a binomial distribution for the random variable X? Give reasons for your answer in each case.

Clearly state any benefits that might be realized : Is there a similarity between the Capability Maturity Model and COSO's Internal Control Integrated Framework? How do they differ? Be sure to supsort your ideas with well thought ideas.

Mat is the amount of ending inventory on december : A company purchased 300 unrts for S30 each on January 31 Itpurchased 390 unrts for 839 each on February 28 It sold a total of 460 unrts for TAO each from March 1 Mrough December 31

Higher education at 2-year and 4-year institutions : The following table gives the counts of U.S. institutions of higher education classi?ed as public or private and as 2-year or 4-year:31 (a) What is the probability of winning nothing?

Random digit dialing : Most sample surveys use random digit dialing equipment to call residential telephone numbers at random. The telephone polling ?rm Zogby International reports that the probability that a call reaches a live person is 0.2.9 Calls are independent.

User Account

All Pages