Mrs. connors went to a shopping mall and spent 3/5 of the money she had in her wallet at a department store. she bought new pots and pans and spent $35 on a pair of jeans.
how much money did she pay for the pots and pans if she had $250 in her wallet?

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics