Statistics Section 2 Review Guide
Authored by Izzy Neely
Mathematics
University
Used 3+ times
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57 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is the formula to calculate z- score?
z = (x - μ) / σ
z = (x + μ) / σ
z = (x + μ) / M
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In calculating z- score, using: z = (x + μ) / σ, x represents:
the data point
mean
standard deviation
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In calculating z- score, using: z = (x + μ) / σ, σ represents:
the mean
population standard deviation
the value
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The ____________ indicates how many standard deviations a data point is away from the mean.
z-score
mean
standard deviation
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A child is at the 75th percentile for height:
A child is at the 75th percentile for height:
This means 75% of children their age are shorter than them.
This means 75% of children their age are taller than them.
This means they are taller than 25% of children their age
This means they are more advanced than 25% of children their age
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The median can also be refered to as...
Q2
Q1
Q4
Q3
7.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Q3 - Q1 would give us the (a)
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