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just olya [345]
4 years ago
10

A researcher does a study on knowledge of animals in cat lovers compared to dog lovers. In actuality, dog lovers have a greater

knowledge of animals. After statistical analysis, the researcher makes the decision to NOT reject the null hypothesis. This decision is ________.
Mathematics
1 answer:
suter [353]4 years ago
6 0

Answer:

This decision is not statistically significant .

Step-by-step explanation:

Hypothesis testing is set up so that you can prove a null hypothesis.  Therefore, when you do not find evidence against the null hypothesis, you fail to reject the null hypothesis or the result is not statistically significant.

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9. The Strawberry Festival is finally here! Mrs.
chubhunter [2.5K]

\left \{ {{- \atop {2(21.5-2y)+2y=30}} \right.Answer:

Step-by-step explanation:

a)

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system will be:

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b)

\left \{ {{2x+4y=43 \atop {2x+2y=30}} \right. \left \{ {{x=21.5-2y \atop {2x+2y=30}} \right.\left \{ {{- \atop {2(21.5-2y)+2y=30}} \right.\left \{ {{- \atop {43-4y+2y=30}} \right.\left \{ {{- \atop {-4y+2y=30-43}} \right.\left \{ {{- \atop {-2y=-13}} \right.\left \{ {{- \atop {y=\frac{13}{2} }} \right.\left \{ {x=21.5-2(6.5)}} \atop {y=6.5}} \right.\left \{ {{x=8.5} \atop {y=6.5}} \right.

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4 0
3 years ago
Help, I'm lost in this ​
mr Goodwill [35]

Answer:

i think it's 53

Step-by-step explanation:

180-74= 106

106/2=53

if this helped can i get brainliest answer

8 0
3 years ago
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Softa [21]

Answer:

c

Step-by-step explanation:

9x-5x=4x

40-23=17

your answer is -4x-17

4 0
4 years ago
Read 2 more answers
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