"Gandalf thinks that fighting ability differs between men, hobbits and elves. To test this, he counts the number of orcs kills by each species (i. e. men, hobbits, elves). Given the preceding experimental description, what is the most appropriate statistical test to use

a one-way ANOVA

Step-by-step explanation:

A One-Way ANOVA Which is also known as the Analysis of Variance is used to compares the means of two or more independent groups in order to determine if there is statistical relationship that is associating both population means are significantly different. A one way Anova test helps determine if the means of two or more groups are different. From the given example the best year to apply would be the one way anova because it would help in determining the difference between the orcs killed by elves, men and hobbits.

answer: no

step-by-step explanation:

you are only given the cost not the amount of pounds.

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk