Jill is calculating the standard deviation for her test grades. mrs. brown tells her that she did not take into account the curve on any of her grades and she needs to add 5 points to each grade. what is her new standard deviation? a) -2.204 b) 3.304 c) 5.804 d) 8.304

Write the converse of the following statement: if the trees have no leaves, then it is fall. if the trees have no leaves, then it is fall. the trees have no leaves, therefore it is fall. it is fall since the trees have no leaves. if it is fall, then the trees have no leaves.

Which mathematical statements are true? 1) if 3 is an odd number, then 3 times 3 is an even number. 2) if 6 is less than 7, then 4 is greater than 7. 3) six is divisible by 3, and 10 is a multiple of 2. 4) the average of the data is greater than the largest value in the data, or it’s less than the largest value in the data. 5) the slope of a linear graph is its rate of change, and the graph’s y-intercept is the initial value. 6) if an equilateral triangle has equal angles, then all its angles will measure 45°.

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?