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An electronic company manufactures resistors that have a mean resistance of u= 100 ohm and a standard deviation s= 10 ohm. Find the probability that a random sample of n= 36 resistors will have a resistance less than 95 ohm
rob and steve are having an archery contest the goal is to shoot an arrow closest to the center of a target the bulls
a random sample of 10 has a mean of 110. test the null hypothesis that micro 120 against the alternative hypothesis
suppose we roll a fair die two times. a. how many different samples are there? b. list each of possible samples.
Describe the steps for testing a hypothesis that people are more likely to keep watching a movie if they have already invested money to obtain the movie.
the fox tv network is considering replacing one of its prime-time crime investigation shows with a new family-oriented
1.suppose we are testing the null hypothesis h0 micro 50 and the alternative ha micro ne 50 for a normal population
determine the probability that at least 2 people in a room of 11 people share the same birthday ignoring leap years and
future electronics makes cd players. its research department found that the life of the laser beam device is normally
Determine mean and standard deviation for the population. Draw the distribution and locate two scores on the sketch.
A gardner plants 12 flowers. It is perdicted that on an average, 15% of the flowers planted will die during the first winter. Using the information above, please answer the following questions:
you are trying to estimate the number of csn students with iphones. a random sample of 130 students reveals that 65 of
Graph one shows a number of observations that are very spread out but generally trending from the top left of the graph to the bottom right.
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