CNSL 503 ETHICAL PRACTICE AND
COUNSELING STANDARDS REVIEW
QUESTIONS 2026 SOLUTIONS
PROFESSIONAL GUIDE
◉ central tendency
Answer: a single value that describes the middle of the distribution
◉ measures of central tendency
Answer: mean, median, mode
◉ mean
Answer: the arithmetic average of a set of scores
◉ population mean symbol
Answer: μ
◉ sample mean symbol
Answer: x̅ or M
◉ The mean is calculated by...
, Answer: adding up all the values in a distribution and dividing by the
number of scores
◉ formula for the population mean
Answer: μ=ΣX/N
μ= population mean
Σ= "sum of"
X= score
N= population size
ΣX= the sum of all scores
◉ formula for the sample mean
Answer: x̅ =ΣX/n
x̅ = sample mean
ΣX= sum of all scores
n= sample size
◉ The mean is the preferred measure of central tendency if the
distribution is...
Answer: symmetrical
◉ The mean can be influences by...
COUNSELING STANDARDS REVIEW
QUESTIONS 2026 SOLUTIONS
PROFESSIONAL GUIDE
◉ central tendency
Answer: a single value that describes the middle of the distribution
◉ measures of central tendency
Answer: mean, median, mode
◉ mean
Answer: the arithmetic average of a set of scores
◉ population mean symbol
Answer: μ
◉ sample mean symbol
Answer: x̅ or M
◉ The mean is calculated by...
, Answer: adding up all the values in a distribution and dividing by the
number of scores
◉ formula for the population mean
Answer: μ=ΣX/N
μ= population mean
Σ= "sum of"
X= score
N= population size
ΣX= the sum of all scores
◉ formula for the sample mean
Answer: x̅ =ΣX/n
x̅ = sample mean
ΣX= sum of all scores
n= sample size
◉ The mean is the preferred measure of central tendency if the
distribution is...
Answer: symmetrical
◉ The mean can be influences by...