The gallup poll asked a sample of 1785 u.s. adults

Reference no: EM13187016

The Gallup Poll asked a sample of 1785 U.S. adults, "Did you, yourself, happen to attend church or synagogue in the last 7 days?" Of the respondents, 750 said "Yes." Suppose that Gallup's sample was an SRS.

a. Give a 99% confidence interval for the proportion of all U.S. adults who attended church or synagogue during the week preceding the poll.

b. Do the results provide good evidence that less than half of the population attended church or synagogue?

Reference no: EM13187016

Questions Cloud

What type of research design is professor grant using : Professor Rashad is interested in studying cognitive development. He collects and compares data from a group of 6-year-olds and a group of 10-year-olds. Five years later, he compares these two groups to each other again as well as to their own perfor..

Calculate the monopolists profit : Suppose the demand curve for a monopolist is QD = 500 - P and the marginal revenue function is MR = 500 - 2Q. The monopolist has a constant marginal and average total cost of $50 per unit. a. Find the monopolist's profit-maximizing output and price..

Explain serious problems of unemployment and poverty : The Case: The economy of Ethiopia is facing serious problems of unemployment and poverty. To cope up with these problems, Ethiopian president has called the economic advisors to analyze the facts and figures of the economy. Economic advisors sugge..

Expectancy theory to explain. : Why some employees are motivated to show up for work during a severe storm whereas other makes no effort to leave their home.

The gallup poll asked a sample of 1785 u.s. adults : The Gallup Poll asked a sample of 1785 U.S. adults, "Did you, yourself, happen to attend church or synagogue in the last 7 days?" Of the respondents, 750 said "Yes." Suppose that Gallup's sample was an SRS.

Job description for a criminal intelligence : Analyst job descriptions are important in attracting the best candidate for the position. The job description for a Criminal Intelligence

Define short-run aggregate supply curve : The short-run aggregate supply curve (SRAS) can be written as follows: Y = Yf b (p - pe), where Y = real GDP, Yf = full-employment real GDP, p = price level, pe = expected price level, and b is a positive coefficient. The SRAS can be re-written as..

Explain the expenditure approach : Assume that Y = real GDP. Then from the expenditure approach, Y = C I G NX. On p. 306 Exhibit 14.10 of the textbook, all C, I, G, and NX are the non-price determinants of AD. Suppose we use C, I, G, and NX as indicators during business cycles, the..

Define direct relationship with both price level nd real gdp : In the money market, money supply is determined by the central bank, such as the Fed in the U.S. Because of this, money supply curve is usually vertical in the short run, while the money demand curve is downward sloping. The quantity demanded of m..

User Account

All Pages