Mathematics, 24.03.2021 14:00 lazok
A dog food claims to make dogs coats shiner and healthier looking. A researcher wants to test the claims. They plan to randomly select pet store shoppers to participate and assign them to two groups.
choose one:
-census
-cluster sampling
-convenience sampling
-simple random sampling
-stratified sampling
choose one:
-experiment
-observational study
-simulation
-survey
Answers: 1
Mathematics, 21.06.2019 18:30
Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?
Answers: 1
Mathematics, 21.06.2019 19:00
Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.
Answers: 2
A dog food claims to make dogs coats shiner and healthier looking. A researcher wants to test the cl...
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