Which inequality has an open circle when it is graphed on a number line? 3

0 x 17
0 1/2 x
x512
x2-6

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population, find the population standard deviation, o.79828588912497

Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.