Answer:
$.08
Step-by-step explanation:
it takes 0.4 per hour and it costs $0.20 per hour so you multiply the two numbers together.
0.4 x 0.20 = $.08
Answer:
The test statistics is
Step-by-step explanation:
From the question we are told that
The sample size is n = 100
The null hypothesis is
The alternative hypothesis is
The sample mean is
The standard deviation is
The level of significance is
Generally the test statistics is mathematically represented as
=>
=>
Answer:
6
Step-by-step explanation:
Given: (5,-9) is on the graph of f(x)
To find: corresponding point for the function f(x)
Solution:
A graph refers to a pictorial representation that represents the relationship between two or more things in an organised manner. It consists of two axes x-axis and y-axis perpendicular to each other at the origin.
As (5,-9) is on the graph of f(x),
So,