Kia got a notice from the bank that she spent more money than was in her accou
so her account balance is now-$40. then, she put $60 into her account.

can someone me write and equation that i can use to find kia’s new account balance

what’s her new account balance

and is the answer a positive or negative integer? and why?

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.