Stat 160 Prequiz over Section 11.1, 11.2 and 11.3



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1. Regarding the quail cholesterol experiment in section 11.2, the estimate of slope is an estimate of:

The scale between the two treatment groups
The effect between the two treatment groups
The eyeball fit
A poor estimate
2. Quail, instead of humans, were used for this experiment because:

It is easier to do a controled experiment with quail than with humans.
Human don't have problems with cholesterol.
A quail will eat a placebo, a human is too smart.
Quails need protection
3. The response is the:

Slope
Experimental Design
Dependent Variable
Independent Variable
4. In the suds example , there is an increasing relationship between the height of suds and the grams of detergent.

False.
True.
No, its the amount of yeast.
Beyond comprehension.