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P(X>35)= Round to four decimal place.
Assume the random variable X is normally distributed with mean mu equals 50μ=50
and standard deviation sigma equals 7σ=7.
Compute the probability. Be sure to draw a normal curve with the area corresponding to the probability shaded.
Upper P left parenthesis Upper X greater than 35 right parenthesisP(X>35)
A company produces two products that are processed on two assembly lines. Assembly line 1 has 100 available hours, and assembly line 2 has 42 available hours.
Using the .10 level of significance, can we conclude that the assembly time using the new method is faster?
suppose a committee of 3 people is to be selected randomly from a group consisting of 4 men and 5 women. what is the
Find the questions based on multiple regression - The coefficient of determination for the above model is approximately
Determine (a) the probability someone is under 30,- the probability that someone has a high income given that they are under 30,and the probability of someone having a low income given that they are under 30.
Based on this, compute a 99% confidence interval for the proportion of all couples who bought her book who stayed together. Then complete the table below.
Determine 80% confidence interval for average weights of Allen's hummingbirds in study regions. Determine the margin of error?
What is the probability that the home has a TV in all three rooms?- What is the probability that the home has a TV in only the living room?
give an example of how you may use a correlation or simple regression to examine the relationship between two variables
For the set of data below construct a grouped frequency distribution that as well contains the real limits of each interval, midpoint of each interval, the cumulative frequency,
More repairs. Consider again the auto repair rates described in Exercise. If you own two cars, what is the probability thatneither will need repair?
Doctors nationally believe that 68% of a certain type of operation are successful. In a particular hospital 47 of these operations were observed and 37 of them were successful. At a = 0.05 is this hospital's success rate different from the nationa..
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