Answer:
A random sample is a sample drawn in such a way that is random and does not favor another party. For example if a bakery owner is conducting a survey on what his customers would like to add to the menu, it would not be a random sample if he only asked customers 50 years old and older. Instead he would have to ask all ages for it to be accurate.
Answer:
Your answers are correct.
Step-by-step explanation:
The equality will be true for odd multiples of π/4, so the last two choices will not show the expression to be <em>not</em> an identity.
Answer: x=14.4
Step-by-step explanation:
Answer:
x=-3
Step-by-step explanation:
Answer: oh that easy. The first one goes to the bottom right and the third one goes to the bottom left and the 4th one goes to the middle the 2nd one goes to the bottom right and the last one goes to the middle. :) have a nice day!
Step-by-step explanation: