What does the horizonal axis of a line chart represent? What percentage of obser
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Question
What does the horizonal axis of a line chart represent?What percentage of observations of a normal distrubution is represented by the mean plus or minus 1.96 standard deviations?
What happens to the ffuture value of money when the inflation rate exceeds the interest rate?
Since money has the ability to earn interest, its value incresase with time. What affects the future value of an investment more the interest rate or the time the investment is held?
On which axis is time plotted on a simple line chart?
What is the term for a number of observations in a class in a frequency distribution?
Which statement is true of the y-intercept in the linear regression model?
a) in may be any value
b) it is always zero
c) it is always a positive value
d) The value depends on the slope of the line
Alinear regression model has a slop of -2.5 and intercept of 10. The Sample coefficient of determination is .50 What is the value of the sample correlation coefficient?
Explanation / Answer
What does the horizonal axis of a line chart represent? time What percentage of observations of a normal distrubution is represented by the mean plus or minus 1.96 standard deviations? 95% What happens to the ffuture value of money when the inflation rate exceeds the interest rate? decreases Since money has the ability to earn interest, its value incresase with time. What affects the future value of an investment more the interest rate or the time the investment is held? time held On which axis is time plotted on a simple line chart? horizontal What is the term for a number of observations in a class in a frequency distribution? count Which statement is true of the y-intercept in the linear regression model? a) in may be any value b) it is always zero c) it is always a positive value d) The value depends on the slope of the line A Alinear regression model has a slop of -2.5 and intercept of 10. The Sample coefficient of determination is .50 What is the value of the sample correlation coefficient? -0.71
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