A sample of 30 households showed that the sample mean of back-to-school spending is $622.85. It is believed that back-to-school spending is normally distributed with a population standard deviation of $65. An analyst wishes to test if the average back-to-school spending differ from $606.40 per family predicted by the trade group at the 5% significance level.

Drag each label to the correct location on the image list the do’s and don’ts of safeguarding your password. a. keep yourself logged in when you leave your computer.b. don’t write your password down and leave it where others can find it.c. share your password with your friends.d.each time you visit a website,retain the cookies on your computer.e. use a long password with mixed characters.1. do's 2. don'ts

In my email i got a message it says a quick message and in message details on who its from its says nicole and under nicole is [email protected] -

Iam a bacterium. i cause stomach cramps and diarrhea. i am caused by eating rotten foodssuch as chicken, fish, or eggs. sometimes turtles carry my bacteria.what am i?