The mayor of a town has proposed a plan for the annexation of a new community. A political study took a sample of 900 voters in the town and found that 76% of the residents favored annexation. Using the data, a political strategist wants to test the claim that the percentage of residents who favor annexation is above 73%. a. Testing at the 0.10 level, is there enough evidence to support the strategist's claim?
b. State the null and alternative hypothesis.

Which of the following is correct interpretation of the expression -4+13

You can find the constant of proportionality by finding the ratio of

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.