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PROVIDE ALL CODE WITH ANSWERS/PLOTS -
1. Generate an object in R (call it whatever you want to name it) with 100 random draws from a normal distribution. Using this object, calculate and provide:
a. A histogram of the object
b. The mean
c. The standard deviation
d. The standard error of the mean
e. The 95% confidence interval
2. EXTRA CREDIT. For an extra-half point on the homework, how many of the 100 values in the object are within one standard deviation of the mean?
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Generate a frequency distribution and histogram describing this information. Do any of the portfolio values seem to be especially large or small compared to the others?
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A Joint probability density function is given by the following function: c * y-2 x-3 if x > 1, y > 1, and x > y f(x,y) = c * x-2 y-3 if x > 1, y > 1, and y > x 0 otherwise
What percentage of all Alaska Airlines flights were delayed? That is, use the data to estimate the probability that an Alaska Airlines flight will be delayed.
Define mixed designs and name two assumptions of mixed designs
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Explain briefly why Hite's sampling method is nearly certain to produce a strong bias. Are the sample results cited (91% and 70%) much higher or much lower than the truth for the population of all American women?
The three regression model requests and programming details are included below. Develop this regression model. Web Video on Demand would like to acquire a 60-minute documentary special about social media and bullying.
MAE 400 - Fall 2016 - Generate the statistical process control (SPC) chart for the daily averages of the data set for the 25-day period under study showing each daily average point, the mean of the distribution (X-bar), the Upper Control Limit (UC..
Dependent t test
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