Which of the following is NOT true of ANOVA?
A) The use of the word variance in the name "analysis of variance" is misleading.
B) The standard deviations are taken into consideration.
C) Fundamentally, ANOVA (analysis of variance) is an investigation of the differences between the group averages to determine whether sampling errors or true population differences explain their failure to be equal.
D) ANOVA is an analysis of the standard deviations of the groups.
E) When a researcher wants to compare the averages of several different groups, ANOVA should be used to accomplish such multiple comparisons.
D
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____________________ are those investments that are readily convertible into known amounts of cash and that have an original maturity to the investor of three months or less
Fill in the blank(s) with correct word
Some of the major advantages of using online surveys are:
A) easy to use SPAMBOTS to collect email addresses ; this lowers the cost and increases speed B) real time access to data and availability of many respondents by sending out randomly selected emails C) low cost, speed, and sample representativeness D) representativeness and verifiability of samples E) fast, easy and inexpensive
Walnut has forecast sales for the next three months as follows: July 4,000 units, August 6,000 units, September 7,500 units. Walnut's policy is to have an ending inventory of 40% of the next month's sales needs on hand. July 1 inventory is projected to be 1,500 units. Selling and administrative costs are budgeted to be $15,000 per month plus $5 per unit sold. What are budgeted selling and administrative expenses for July?
A. $30,500 B. $39,500 C. $35,000 D. $24,500
Leader-member exchange theory (LMX) is helpful in understanding leadership at the ______ level.
a. senior b. junior c. mid *d. dyadic