The answer is either to change the - 1 to 0, or to add + 1 to it next to the - 1.
Answer:
20 grams
Step-by-step explanation:
20 years is 2 half lives
1/2 * 1/2 = 1/4
1/4 * 80 = 20 grams
The regression line will be y = 20.64 - 0.3038x.
<h3>How to explain the regression?</h3>
It should be noted that regression is a statistical method that determine the relationship between the variables.
Here, the regression line will be y = 20.64 - 0.3038x. The slope coefficient is -0.03038 and the intercept is 20.460.
The slope coefficient defines that for a unit increase in the percentage of vacancy rate will reduce 0.3038 unit of monthly office rent.
Learn more about regression on:
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When you divide fractions multiply the first fraction by the reciprocal of the second
-5/7 divide by 1/5 turns into
-5/7 multiply by 5/1
Answer is -25/7
Answer:
The correct answer is 30%
