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The probability that a pumpkin seed will germinate is 70%. A gardener plants the pumpkins in batches of 12.Round to the nearest 3 decimal places.
a. What is the probability that exactly 10 seeds in a batch will germinatate?
b. What is the probability that 10 or more seeds in a batch will germinate?
c. What is the probability that all seeds in a batch will germinate?
d. What is the mean of the distribution?
e. What is the variance of the distribution?
The standard deviation was 2. At α = .10, is the number of years' experience of the taxi drivers really less than the taxi company claimed?
The study does provide sufficient evidence to support the claim that less than 75% of college student spend less than $250 per semester on textbooks.
Find the probability using the Poisson distribution.
What are the similarities and dissimilarities between a chi-square analysis and a correlation analysis? Suppose you conducted a study to see if there was an association between political party affiliation and whether or not someone voted.
In the last quarter of 2007 a group of 64 mutual funds had a mean return of 0.9% with a standard deviation of 5.2%. Consider the normal model N(0.009.052) for the returns of these mutual funds.
Given the following data on the number of pints of ice cream sod at a local ice cream store for a 6 period time frame. Compute a 3 period moving average for period 4
Could mud-wrestling be the cause of a rash contracted by University of Washington students in the spring of 1992? Two physicians at the University of Washington health center wondered this when one male and six female students complained of rashes..
The average score for the sample is M = 76. For the general population of college students, writing scores form a normal distribution with a mean of µ = 70.
What is the probability of randomly selecting a sample of 30 scores which has a mean attention span equal to or greater than 17 minutes.
The function s(t) = ut + 1/2 gt^2 represents the distance traveled s meters in time t seconds when the initial velocity is u m/s and acceleration is g m/s^2.
If the speed of lights is 3.00x 10 to the power of 8 m/sec, how long does it take light to travel 2.29x 10 to the power of 11 m, the distance from the sun to Mars? Round to one decimal place.
Calculate the correlation and the regression equation and plot the data in the space provided.
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