Fertilizer and yield-correlation and regression

Assignment Help Basic Statistics

Reference no: EM1396498

The following data show levels of fertilizer use (lbs) and wheat yield (bushels) on repeated trials on a six acre plot.

1. Find the correlation between the two variables

2. Find the regression equation that relates the variables

3. What yield would you expect from the application of 90 lbs. of fertilizer?

FERTILIZER(lbs.) YIELD(bushels)

110 44

135 50

85 28

95 33

115 41

70 25

Reference no: EM1396498

Questions Cloud

Recognize four distinct parts of brain involved in behavior : Recognize four distinct parts of brain which would be involved in the behavior and explain why you chose each one?

Evaluate the cost associated with the way applichems plant : Evaluate the cost associated with the way Applichems plant capacity is currently being used. Determine the optimal use of Applichems plant capacity using the Solver Excel.

Components of time series : Four components of a time series are secular trend, cyclical variation, seasonal variation, and irregular variation (Lind, 2005). Briefly describe each of these components and provide a real-world example of one component.

Predicting the frequency of progeny : Genes A, B, and C are linked on a chromosome and found in the order A-B-C. Genes A and B recombine with a frequency of 8%, and genes B and Crecombine at a frequency of 24%.

Fertilizer and yield-correlation and regression : The following data show levels of fertilizer use (lbs) and wheat yield (bushels) on repeated trials on a six acre plot.

Sample proportion and sample standard deviation : The sample mean, the sample proportion and the sample standard deviation are all unbiased estimators of the corresponding population parameters. True or false (please provide a solution or explanation).

Explain why might unionized older workers engaged : Explain why might unionized older workers engaged in bargaining a labour contract not restrain their wage demands even though the demand for their labour is very elastic?

Unclear concept regarding regression : List one unclear concept regarding regression and provide an example from your personal or work life where regression could be used to show a relationship between two variables.

Mean number of miles with margin of error : Suppose it is desired to estimate the population mean number of miles with a margin of error of ± 2 miles at 95% confidence. Do the data provide this desired level of precision? What action, if any, would you recommend be taken?

User Account

All Pages