Assumptions
I calcualte Cpk on a data set - My data ______?
Normal Distribution
It’s the first type of modeling we all learn in Stat 101
Simple Linear Regression
Author of Design and Analysis of Experiments
Douglas C. Montgomery
If you take the "U" out of this action you get this software?
JMP
Chart that sounds like a dessert
Pie Chart
If my sample size is large enough then I can estimate
Population parameters
Principal component analysis (PCA) can be used with variables of any mathematical types: quantitative, qualitative, or a mixture of these types
FALSE
She was elected to be the first female member of the Royal Statistical Society
Florence Nightingale
Let's say the average teenager watches 2.5 hours of TV a day. You believe this number is much too low and want to do a hypothesis test to see if that claim can be supported. What would be the alternative hypothesis for the population mean of daily teenager TV hours be here?
Teenage TV hours > 2.5 hrs
What is an appropriate graphical summary for displaying the relationship between bivariate quantitative variables?
Scatter plot
I have determined that the variables in my model are not correlated. Therefore my model is _____ ?
Orthogonal
When the variance of residual is the same for any value of X.
Homoscedasticity
David Salsburg published a popular science book entitled The Lady Tasting Tea, a book on this statisticians experiment and "novel" idea on randomization?
Ronald Fisher
A given regression equation of 2006 adults in a chosen city is: Predicted IQ = 95 + 6(Years of College Attended). If someone attended four years of college and has an IQ of 117, what is their residual value?
-2
The NBA scores are normally distributed. Approximately what percent of these scores will fall between one standard deviation below the mean and two standard deviations above the mean?
81.5%
Certain assumptions should be satisfied and checked with residual plots in order to make valid inferences in regression analysis. What are these assumptions?
Residuals will have a constant variance, be approximately normally distributed, and be independent of one another
What is this model?
X=TPT + E
Y = UQT + F
Where X is a matrix of predictors and Y is a matrix of responses etc
Partial Least Squares (PLS)
The first journal of mathematical statistics and biostatistics was founded by these two people
Francis Glaton & Karl Pearson
Which of the following statements is INCORRECT about the moment generating function (MGF)? For reference, MGFx(t) = E[exp(tX)].
a. The MGF does not always exist for every distribution
b. The MGF uniquely determines the distribution
c. The MGF is a positive function
d. When every moments of X exists, then the MGF of X exists
d. When every moments of X exists, then the MGF of X exists
What is a mosaic plot?
It is a graphical display of the cell frequencies of a contingency table in which the area of boxes of the plot are proportional to the cell frequencies of the contingency table.
For Chi-Square, the levels (or categories) of the variables are ________, in terms of the variables' relationship with each other
Mutually exclusive
Distance 1: ||a-b||2 = √ [∑i(ai-bi)2 ]
Distance 2: ||a-b||1 = ∑i|ai-bi|
These are two ways to calculate distances between two points in this analysis method
Hierarchical Clustering
The earliest book on statistics is the 9th-century treatise Manuscript on Deciphering Cryptographic Messages was written by this person?
Al-Kindi ( Shortened Name)
Name the number that is 3 more than 1/5 of 1/10 of 1/2 of 5000
53
What is a steamgraph?
It shows how the size or proportions of groups vary over time, with vertical width of the “stream” representing the size of that entity