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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?
A new restaurant with 123 seats is being planned. Studies show that 57% of the customers demand a smoke free area. How many seats sould be in the non-smoking area in order to be very sure (mean + 3 Standard Deviation) of having enough seating ther..
If the doctor wants to use height to predict head circumference run a linear regression on the data. Find the r-value and comment about it.
Determine the dimensions of resulting exchanger?
Does Lavastatin reduce the risk of heart attack? In a Texas Study, researchers gave Lovastatin to 2,325 people, and a inactive substitute to 2,081 people, with an average age of 58. After 5 years, 57 of the lovastatin group suffered a heart attack..
How large a sample is required to estimate the mean speed with a margin of error equal to 2 miles per hour with 90% confidence?
State the statistical assumptions of this test Using the data set you have selected, select independent and dependent variables.
Determine the probability of choosing at random license plate which ends in the even number?
Using one mean Z test to test whether or not to support the claim - Is there evidence that the average hours is below 6? Describe.
The only difference is that the first group is comprised of athletic persons and the second of non-athletic ones.
A survey of 300 union members in New York reveals that 112 favor the Republican candidate for governor. Construct the 98% confidence interval for the true population proportion of all New York State union members who favor the Republican candidate..
Shown below is computer ouput for a regression analysis relating Y (demand in units) and X (unit price).
Compute the value of the proportion of the population.
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