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An understanding of statistics is necessary in any job. The use of statistics can help provide answers to many questions. Please, post a question you think that statistics may help you answer and explain why statistics can help provide an accurate answer.
What is the probability that either of the company shows profit - which residents are most happy about where they are actually living? Explain.
The level of satisfaction in a consumer survey would represent what level of measurement?
1.a newspaper conducted a statewide survey concerning the 2000 race for state senator. the newspaper took a random
The explanatory variable which is a measure of neighborhood socio-economic status variable RFM. Response variable is percent (%) of bicycle riders that wears a helmet.
Compute the value of t. What is your decision regarding the null hypothesis?
A trader is designing his investment portfolio. He has prepared a list of potential companies in which to purchase stock. These include 5 companies in agriculture, 6 companies in manufacturing and 9 companies in the high-tech industry. The trade..
suppose that on a statistics test the mean greade in a class is 75 and the population standard deviation is 8. assume
question 1 suppose you own a campsite in chamarel and you wish to increase the site in order to increase your profits.
Suppose X is a random variable with mean u and variance sigma2, Calculate the mean vector and variance matrix of the random vector Y = (X,2+3X)?
a process capability study is conducted for a mold. you are tasked to evaluate if the process will yield a greater than
Using the sample obtained, draw a histogram and calculate mean and variance for 1000 sampled values for random variable Y = X2.
Use a 0.01 level of significance to test for the evidence of improvement in the life expectancy of the batteries. Use the critical value criterion in your decision making. What is the p-value of the test? Draw your conclusion using the p-value crit..
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