Reference no: EM132807545

QUESTION 1

Which of the following are measures of central tendency?

Median

Mean

Variance

Mode

QUESTION 2

1. Which type of variables are we able to calculate a mean and median for?

Interval

Ordinal

Ratio

Nominal

QUESTION 3

Given the information you have, identify the most likely scale of measurement for each variable (Nominal, Ordinal, Interval, Ratio).

A. Ordinal

B. Ratio

C. Interval

D. Nominal

___ Hypertension classification (Normal, Elevated, Stage 1, Stage 2)

___ Number of cigarettes smoked per week

___ Have you ever been involved, either as a driver or a passenger, in a car accident?

___ How satisfied are you with your dental care?

___ How many years have you been on dialysis? Round to the closest year/option. (Less than one year, 1-3 years, 4-10 years, 11 or more years)

___ What is your gender?

___ Minutes of exercise over the past seven days.

___ Body Mass Index

QUESTION 4

The ____________________ is, in effect, the mean deviation of each datapoint from the sample mean.