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Suppose that you take a sample size of 18 from a population that is not normally distributed. Can the sampling distribution of x be approximated by a normal probability distribution?
a human resource manager at a large company wants to estimate the proportion of employees that would be interested in
The philosophies that created the US Constitution were a political experiment, one that had never been tried before. Write an analysis of the influence and changes for each of the following democratic republican ideals ideals.
Identify the W's of these data.- Identify the variables, classify each as categorical or quantitative, and specify units if relevant.
Determine the sum of these probabilities , and why is the number less than 1
Warren Road MacBurger that the mean waiting time was 2.75 minutes. At the 0.05 significance level, can we conclude that the mean waiting time is less than three minutes?
raisel is the new statistician at a cola company. she wants to estimate the proportion of the population who enjoy
Calculate the sum of squares error for the following equations: (1) yn = 0.8 + 1.60x, (2) yn = 1 + 1.50x, and (3) yn = 0.7 + 1.60x.
Compute a 99% confidence interval for μ if the average for randomly selected 20 heat pumps is 4.85 and the standard deviation of all heat pumps is known to be 0.75.
Suppose that the monthly sales of a dealer of a certain luxury car constitute a conditional Poisson process such that A is a discrete random variable taking the values 2, 3, or 4, with probabilities 1/4, 1/2, and 1/4, respectively.
A coin is tossed 25 times. let x + the number of tosses that result in heads(H) Consider the following rule for deciding whether or not the coin is fair. What is the probability of judging the coin to be biases when its actually fair?
Identify the parameter of interest to the researchers.- Examine the dot plot. Does effect size have a normal distribution? Explain why your answer is irrelevant to the subsequent analysis.
the average number of tadpoles per gallon of water in rocky mountain national park is believed to be 13 and is normally
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