Ian and Danny work for a construction company. The table shows their daily wages (in dollars) for a week picked randomly from the calendar year. Ian’s Wages ($) Danny’s Wages ($) 96 153 120 89 114 91 111 96 106 129 123 94 110 99 The best way to compare Ian’s and Danny's wages is by using the as the measure of center. Comparing this measure of center of the two data sets indicates that generally earned higher wages during the days listed.

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

The step function g(x) is defined as shown.what is the range of g(x)? ***answer choices in picture.

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial