What is Standard Deviation? (stats)

Expert Solution

orchestra answered 1 year ago

im a bit behind with my stats 1 class. someone explain expected values, variance, standard deviation,...

im a bit behind with my stats 1 class. someone explain expected values, variance, standard deviation, bionamial distribution and poisson model pls. it’ll be such a great help thanks

What is the standard deviation of the returns?

You are analyzing the returns of a mutual fund portfolio for the past 5 years. Year Return 2014 -30% 2015 -25% 2016 40% 2017 -10% 2018 15% What is the standard deviation of the returns?

1. What is the key difference between a population standard deviation and the standard deviation of...

1. What is the key difference between a population standard deviation and the standard deviation of a sampling distribution? 2. How does this effect the normal distribution for the sample? (i.e. shape)

What is the standard deviation of the standard normal distribution? What is the mean of the...

What is the standard deviation of the standard normal distribution? What is the mean of the standard normal distribution? All symmetric distributions are normal distributions. True or false? Assume body temperature scores are normally distributed in the population with a mean of 36.81°C and a standard deviation of 0.41°C. A person's body temperature is 37.33°C. Calculate their z-score. (Round answer to 2 decimal places) Calculate the z-score for a person who has a body temperature of 35.72°C. (Round answer to...

What is the benefit of using mean deviation over standard deviation?

What is the difference between the standard deviation and the standard error? Is the standard error...

What is the difference between the standard deviation and the standard error? Is the standard error a standard deviation?

What is the (population) standard deviation of portfolio returns?

Returns on stocks X and Y are listed below: Period 1 2 3 4 5 6 7 Stock X 6% 5% -2% 10% 3% 8% -4% Stock Y 11% 7% 10% -2% 3% 5% -1% Consider a portfolio of 70% stock X and 30% stock Y. What is the (population) standard deviation of portfolio returns? Please specify your answer in decimal terms and round your answer to the nearest thousandth (e.g., enter 12.3 percent as 0.123). Note that the correct answer will be evaluated based on...

What is the standard deviation of the risk-free rate?

You expect the following set of possible outcomes for a stock:OutcomeProbabilityEnding Stock PriceHolding Period Return(Percent)Risk-free rate(Percent)Good35%$12044.54Neutral30%$100142Bad35%$70-16.5.5What is the standard deviation of the risk-free rate? Please enter your answer in percent rounded to the nearest basis point.

What is mean, mode, standard deviation, and error?

what does this "?" mean in stats?

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