Author Question: The variables, quantitative or qualitative, whose effect on a response variable is of interest are ... (Read 51 times)

LaDunn · **on:** Jul 24, 2018

The variables, quantitative or qualitative, whose effect on a response variable is of interest are called __________.

A) the experimental units B) factors
C) the treatments D) the factor level

Question 2

A computer package was used to generate the following printout for estimating the mean sale price of homes in a particular neighborhood.

X = sale_price

SAMPLE MEAN OF X = 46,400
SAMPLE STANDARD DEV = 13,747
SAMPLE SIZE OF X = 15
CONFIDENCE = 90

UPPER LIMIT = 52,650.6
SAMPLE MEAN OF X = 46,400
LOWER LIMIT = 40,149.4

At what level of reliability is the confidence interval made?
A) 45 B) 90 C) 10 D) 55