To get a B in math, Alexandria Pappas must average 80 on five tests. Scores on the first four tests were 84, 76, 83, and 74. What is the lowest score that she can get on the last test and still get a B?

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square

Solve for x and select the correct answer

Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.