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1. An experiment compares yields for six different types of alfalfa. Each type was planted in four different plots. The partial ANOVA table is
The F statistic for the ANOVA test isA. 0.94.B. 4.32.C. 56.23.
2. An experiment compares yields for six different types of alfalfa. Each type was planted in four different plots. The Minitab output for the Tukey Least Significant Difference multiple comparisons is below. Which means are different and similar?
A. 6 is different from the rest, 4 is different from all the others, the other 4 are similar.B. Only type 6 is different from the rest.C. 4 and 6 are similar to each other and the other 4 are similar to each other.
A random sample of students is selected, and each one is asked to try first brand A and then brand B, or vice versa with the order determined at random.
I have fit a line to data representing cholesterol readings for 28 individuals starting a cholesterol reducing drug. The computer provides the following output, The degrees of freedom for the t test for the slope are
The null hypothesis is that the distribution of mother's educational level is the same for both treatment groups. The value of the chi-square statistic is 7.422. Evaluate the P-value
Iindicate all samples are approximately Normal with no outliers. Is the ANOVA appropriate?
Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.
A bank wants to get new customers for their credit card. They try two different approaches in their marketing campaign. The first promises a "cash back" reward; the second promises low interest rates. A sample of 500 people are mailed the first br..
Take a confidence interval for the difference in the average of renting between the first andthird hotel.
Their resting heart rates were measured. A partial ANOVA table is given.
What is the probability the average of the sample is more than $38000 and What is the standard deviation of the sample mean
Describe and analyze your quantitative data and Briefly address the data analysis process.
Use the list of random digits below to assign 4 men and 2 women to the shark fin treatment. Read the table from left to right, first selecting the 4 men and then the 2 women. Use the numerical labels given in the chart to the names.
Assume the researcher's rats can be considered an SRS from the population of all laboratory rats. The mean Math SAT score of these students is found to be 560, 80 points higher than the national average.
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