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Analysis Of Variance Anova

Analysis Of Variance Anova - Statistics Questions asked by Filo students

Question 1

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3. A researcher collected two samples of salivary cortisol levels (in micrograms per deciliter) from young adult women. In Sample A, with sample size of 15, the sample variance was .082. In Sample B, with sample size of 40 , the sample variance was .077. Which of the following statements is true?

There was more variability in Sample B.
There was more variability in Sample A.
The sample mean must have been positive in Sample A and Sample B.
The variability of the samples cannot be compared because the sample sizes were different.

Topic:

Analysis of Variance (ANOVA)

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Question 2

Questlon 2 of 20 What was Marcus Garvey's goal in creating the Black Star Line?

To help Black people trade globally and move to Africa
To assist in the legal defense of unjuthly accused Black people
To offer better job opportunities to Black people
To create a touring festival showcasing Black arts and culture

Topic:

Analysis of Variance (ANOVA)

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Question 3

The weekly feed cost for Dean's domestic shorthair cat is \ 2

. T h ec a t u se d ina s t u d y w e i g h s 10 p o u n d s . U s in g t h ee q u a t i o n

\hat{y}=0.3+0.12 x$ for the regression line of weekly food cost on weight (weight is explanatory), what is the residual for Dean's domestic shorthair cat?

\ 1.50$
\ 0.54$
\ 1.46$
\ 0.50$

Topic:

Analysis of Variance (ANOVA)

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Question 4

Which of the following scatterplots shows an outlier in the

y

-direction? Number of Hours of Sleep vs. Test Results Number of Hours of Sleep vs. Test Results

Topic:

Analysis of Variance (ANOVA)

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Question 5

To evaluate how many students used the stat lab we collected data/sample for 6 weekday momings in week 3 of the semester and got the following data:

{5, 4, 7, 8, 6, 10}

The mean number of students per weekday morning is :

Topic:

Analysis of Variance (ANOVA)

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Analysis Of Variance Anova - Statistics Questions asked by Filo students

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