Step-by-step explanation:
where n is an element of Integer
* the values of sinx intersects the x-axis when sinx=0
for example:
sin0°=sin180°=sin360°=0
The amount of times takes to assemble a simple puzzle is a quantitative variable.
Quantitative Variables are the variables whose values result from counting or measuring something.
A qualitative variable, also called a categorical variable, is a variable that isn't numerical.
Here given variable is amount of time takes to assemble a simple puzzle
The time is a quantitative variable
Hence, the amount of times takes to assemble a simple puzzle is a quantitative variable.
Learn more about Quantitative Variables here
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Not sure learning about this myself
Answer:
Sample is biased
Step-by-step explanation:
In her experiment, Gloria assumes that the reading habits of the students in her school district are exactly the same to that of students in all state schools. This assumption is unlikely to be true and, therefore, this statistic is misleading because the sample used is biased.
From her data, all Gloria can do is report the percentage of students that read more than one book per month in her school district.