If the mean salary is $50,000 and the standard deviation is $3,200, what is the salary range of the middle 70 % of the workforce if the salaries are normally distributed?

Eric wants to collect data about the reading habits of his friends. The table shows some questions Eric might ask. Is each question a statistical question that Eric can ask to collect data? Select Yes or No for each question.

Eric has a collection of 348 books, which is 174% as many books as he had last year. how many books did he have last year?

Which ordered pair is a solution to the system? y>-2 x+y<4 A. (-2,3) B. (0,4) C. (-3,-1) D. (2,4)

Which statement is true? Parallelograms are trapezoids. A square is always a rhombus. A rhombus is always a square. A rectangle is a trapezoid.

Ending time : 7:10 pm elapsed time 35min

Factor this expression completely 45x - 18y + 36 A. 9y (5x-2y+4) B. - 9 (5x+2y+4) C. 5 (9x-2y+4) D. 9 (5x-2y+4)

What's 30.08 divided by 4

What is the result of subtracting the second equation from the first? 87 - 4y = - 4 -3.7 + 4y = 5

I live - Villal Use the distributive property to simplify this expression:-2 (3x+x-5) 1. Using order of operations, combine like terms in the parentheses: -2 (4x + 5) 2.

A store sells rakes for nine dollars each if the sale of the rakes totaled 171$ how many rakes were sold