Homework Homework 5 Question 4 6.1 36 T Part 1 of 4 HW Score 11.76 2 of 17 points Score 0 of 1 You are given the sample mean and the population standard deviation Use this information to construct the 90 and 95 confidence intervals for the population mean Interpret the results and compare the widths of the confidence intervals

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

How many ordered pairs of positive integers satisfy xy=32?