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A survey showed that 24% of college students read newspapers on a regular basis and that 81% of college students regularly watch the news on TV. The survey also showed that 21% of college students both follow TV news regularly and read newspapers regularly.
(a) What is the probability that a randomly selected college student reads newspapers regularly, given that he or she watches TV news regularly? Round your answer to 2 decimal places.
(b) What is the probability that a student watches TV news regularly, given that he or she regularly reads newspapers? Round your answer to 2 decimal places.
You are given following information on residents' responses, broken down by sex. Determine the probability that resident is a man and opposes the bridge?
How many ounces should they advertise on the box if they want to be sure that no more than 0.5% of the boxes are filled less than that advertised amount?
If a researcher decides to use multiple comparisons in a study with three conditions, what is the probability of a Type I error across these comparisons? Use the Bonferroni adjustment to determine the suggested alpha level.
According to a report by Scarborough Research, the average monthly household cellular phone bill is $73. Suppose local monthly household cell phone bills are normally distributed with a standard deviation of $11.35.
Preliminary results indicate that once a golfer has checked in, there is only at 20% chance that he or she will be a no-show. This chance of being a no-show can be modeled using the binomial distribution.
Consider two independent Poisson processes, with arrival rates α and β, respectively. Determine: The probability q that the next three arrivals come from the same process The PMF of N, the number of arrivals from the ?rst process that occur before..
Find the linear regression model for the South Central states. How does the equation for the South Central states compare to the one you found for the North Central states?
It is known that 60 percent of all registered voters in the 42nd congressional District are Republicans. There registered voters are selected at random from the district. Compute the probability that exactly 2 of the 3 selected are Republicans, u..
What are the assumptions of regression analysis and how do you evaluate them?
What is the probability that the sample mean will be greater than M = 510. In symbols, what is p (M>510)?
Using the .05 significance level, can we conclude that there is a positive association between the two variables?
A product sold by Home Depot, Inc., with an annual demand of 1000 units has Co = $25.50 and Ch = $8. The demand exhibits some variability such that the lead-time demand follows a normal probability distribution
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