39245142
Descripción
Test por Serenity Brooks, actualizado hace 4 meses
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Creado por Serenity Brooks
hace 4 meses
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Pregunta 1
Pregunta
What is the equation for Population Standard Deviation?
Respuesta
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This equation has a big N on the bottom, and it does not have a square root.
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This equation has a big N on the bottom, and it has a square root.
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This equation has n-1 on the bottom, and it has a square root.
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This equation has n-1 on the bottom, and it does not have a square root.
Pregunta 2
Pregunta
What is the equation for Sample Variance?
Respuesta
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This equation has n-1 on the bottom, and it has no square root.
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This equation has n-1 on the bottom, and it has a square root.
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This equation has N on the bottom, and it has a square root.
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This equation has N on the bottom, and it has no square root.
Pregunta 3
Pregunta
What is the equation for Sample Standard Deviation?
Respuesta
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This equation has n-1 on the bottom and has no square root.
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This equation has n-1 on the bottom and has a square root.
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This equation has N on the bottom and has a square root.
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This equation has N on the bottom and has no square root.
Pregunta 4
Pregunta
What is the equation for Population Variance?
Respuesta
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This equation has n-1 on the bottom and has no square root.
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This equation has n-1 on the bottom and has a square root.
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This equation has N on the bottom and has a square root.
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This equation has N on the bottom and has no square root.
Pregunta 5
Pregunta
Your data set is: 1, 2, 3, 4. Find the 9th percentile. For this question, which equation would you use?
Respuesta
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This equation is equal to a P. And there is a 100 in there.
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This equation is equal to a k.
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This equation is equal to an i. And there is a 100 in there.
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This equation is equal to an s, and it sums things up.
Pregunta 6
Pregunta
Your data set is: 1, 2, 3, 4. In which percentile is number 4? For this question, which equation would you use?
Respuesta
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This equation equals an i. And it has a 100 in it.
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This equation has a P and a 100 in it. P for percentile.
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This equation has a P in it. P for percentile.
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This equation is equal to k.
Pregunta 7
Pregunta
Which of the following symbols stands for the mean?
Respuesta
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This is a "u" like symbol called "Mu"
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This is a capital sigma, which looks like a strange E.Image:Sigma (binary/octet-stream)
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This is called "x bar" because it is an x with a bar over it.
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This is lowercase sigma, which looks like a fancy "o"
Pregunta 8
Respuesta
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To add things up.
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To times the number by itself.
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To square root the number.
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This is a symbol for the mean.
Pregunta 9
Pregunta
What is the correct order of operations?
Respuesta
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Parentheses, exponents, multiplication, division, addition, subtraction
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Multiplication, division, parentheses, exponents, addition, subtraction
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Multiplication, division, addition, subtraction, parentheses, exponents
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Parentheses, exponents, addition, subtraction, multiplication, division
Pregunta 10
Pregunta
Which one is a decimal percentile?
Respuesta
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15th percentile
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32nd percentile
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20th percentile
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64th percentile
Pregunta 11
Pregunta
Which percentile gives you the 3rd Quartile?
Respuesta
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25th percentile
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50th percentile
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75th percentile
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100th percentile
Pregunta 12
Pregunta
You square root at the end of a sample variance problem.
Respuesta
- True
- False
Pregunta 13
Pregunta
Which equation helps you find the mean?
Respuesta
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This equation adds numbers because it has a capital sigma. But it also multiplies numbers together.
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This equation adds numbers because it has a capital sigma. It also divides numbers.
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This equation has a capital sigma to add numbers; it has division; and it has exponents.
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This equation has no sigma, so no numbers are added.
Pregunta 14
Pregunta
How do you find range?
Respuesta
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R= Maximum number - Minimum number
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R= Minimum number - Maximum number
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R= Q1 - Q3
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R= Q3 - Q1
Pregunta 15
Pregunta
How do you find Interquartile range?
Respuesta
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IQR= Maximum number - Minimum number
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IQR= Minimum number - Maximum number
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IQR= Q1 - Q3
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IQR= Q3 - Q1
Pregunta 16
Pregunta
Math Question! What is the mean of: 2, 7, 15, 34 ?
Respuesta
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15
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14.5
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11.6
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4
Pregunta 17
Pregunta
Math Time! Find the range of: 2, 3, 9, 10, 44
Respuesta
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13.6
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42
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9
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34
Pregunta 18
Pregunta
Students got test scores of 50, 69, 75, 83, 88, 98, 100. Which equation would you use to find the 50th Percentile?
Respuesta
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This equation is equal to k.
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This equation is equal to i. And it has a 100 in it.
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This equation is equal to s (squared) , and it adds things up.
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This equation has a 100 in it, and a P. P is for percentile.
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