Standard Deviation Formula

Quiz
•
Mathematics
•
12th Grade
•
Hard
Anthony Clark
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is a formula that describes calculating a z-score?
Z = (score - mean) / stand. devation
Z = (mean - score) / stand. dev.
Z = score/stand. dev/ mean
Z = dragonball
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the Z-score.
Mean = 22
Standard Deviation: 3.1
x = 29
2.26
16.45
-2.26
1.26
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the z-score.
Mean = 38
Standard Deviation: 1.2
x = 42
3.33
-3
3.03
-3.33
4.
MATH RESPONSE QUESTION
1 min • 1 pt
What is the standard deviation of these numbers?
Mathematical Equivalence
ON
5.
MATH RESPONSE QUESTION
1 min • 1 pt
Find the standard deviation of the pulse rates. Use two decimal places in your answer.
Mathematical Equivalence
ON
6.
MATH RESPONSE QUESTION
1 min • 1 pt
What is the standard deviation for the data given:
{12, 13, 29, 18, 61, 35, 21}
Round to the hundredths place.
Mathematical Equivalence
ON
7.
MATH RESPONSE QUESTION
1 min • 1 pt
A random sample of 10 Maryville high school students reveals data about their sleep in hours per school night:
4.5, 5, 8, 8.5, 7, 6, 6.5
Determine the standard deviation and round to one decimal place.
Mathematical Equivalence
ON
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