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Write a 2- to 3-page essay in which you:
Develop a null hypothesis and an alternative hypothesis based on the data you have collected.
Discuss why you have chosen the hypotheses you developed above. Be sure to discuss the concept of null hypothesis in your response.
Consider a binomial distribution with 15 identical trials, and a probability of success of 0.5. Use the normal approximation to find the probability that x = 2.
Two balls, each equally likely to be colored either red or blue, are put in an urn. At each stage one of the balls is randomly chosen, its color is noted, and it is then returned to the urn. If the first two balls chosen are colored red, what is t..
whats a difference between the z distribution and the t distribution?they have different meansthey have different
a recent study of robberies for a certain geographic area showed an average of 1 robbery per 20000 people. in a city of
At the .01 significance level can we conclude the mean age is more than 8.4 years for the cars of university students? State the null hypothesis and the alternate hypothesis.
Select the level of significance, and determine critical, ZCR value.
Draw the scatter diagram. Does it appear that x and y are related? If so, how? Test to determine whether there is evidence of a linear relationship
I run various A/B Split tests online. I always set all my tests for 10,000 visitors so page A and B are each equally rotated 5,000 times.
Suppose the investor is to invest a total of $10,000, what is the expected value of perfect information for investor.
Computing probability values using normal distribution - How many students earned between $20,000 and $40,000
a rehabilitation center researcher was interested in examining the relationship between physical fitness prior to
A study of 200 commercial firms revealed the data below. What is the probability that a particular firm will have $1 million or more in income after taxes?
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