Packages of sugar bags for Sweeter Sugar Inc. have an average weight of 10 ounces and a standard deviation of 0.2 ounces. The weights of the sugar bags are normally distributed. What is the probability that 16 randomly s ...

A random sample of the price of gasoline from 40 gas stations in a region gives the statistics below. Complete parts a) and b). ybar = $3.79, s = $0.27 a) Find a 95% confidence interval for the mean price of regular gaso ...

One study based on responses from 1013 teenagers concluded that 42% cite grades as their greatest source of pressure. Use .05 significance level to test the claim that fewer than half of all teenagers in the population f ...

Joshua and his army are planning to circle Jericho seven times. Will the wall come tumbling down? The king of Jericho reports that: I ascribe probability 0.8 to "the wall of the city will fall, and Joshua ascribes probab ...

Among the best companies to work for in the US, 33% experienced double digit job growth, 49% experienced single digit growth, and 18% experienced no growth or decline. A closer examination of the 30 companies that make u ...

A psychologist would like to examine the effects of a new drug on the activity level of animals. Three samples of rats are selected with n = 5 in each sample. The rats in the first sample serve as a control and do not ge ...

1) Find the P value(P= ?) for the indicated hypothesis test with the given standardized test statistic z. Decide whether to reject Ho for the given level of significance. Two tail test, z = 2.30, alpha = 0.01 2) Find th ...

Tell which measures are resistant to outliers and which are NOT resistant to outliers from the following list, and explain WHY or WHY NOT for each measure: Mean, median, Quartiles, correlation, and standard deviation.

The State Police are trying to crack down on speeding on a particular portion of the Massachusetts Turnpike. To aid in this pursuit, they have purchased a new radar gun that promises greater consistency and reliability. ...

Consider the following fourperson game in coalitional form, with transferable utility v({i}) = 0, ∀i ∈ {1,2,3,4}, v({1,2}) = v({1,3}) = v({2,4}) = v({3,4}) = 1, v({1,4}) = v({2,3}) = 0, v({2,3,4}) = v({1,3,4}) = v({1,2 ...

