Mathematics, 23.04.2020 17:54 VanBrocklin4706

Suppose the null hypothesis is not rejected not rejected. State the conclusion based on the results of the test. Six years ago, 12.1 12.1% of registered births were to teenage mothers. A sociologist believes that the percentage has decreased decreased since then. Which of the following is the correct conclusion? A. There is not is not sufficient evidence to conclude that the percentage of teenage mothers has decreased decreased. B. There is is sufficient evidence to conclude that the percentage of teenage mothers has remained the same. C. There is not is not sufficient evidence to conclude that the percentage of teenage mothers has remained the same. D. There is is sufficient evidence to conclude that the percentage of teenage mothers has decreased decreased.

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 18:00

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

Answers: 1

Answer

Mathematics, 21.06.2019 20:30

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?

Answers: 1

Answer

Mathematics, 21.06.2019 21:30

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.

Answers: 1

Answer

Mathematics, 21.06.2019 22:00

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no

Answers: 1

Answer

You know the right answer?

Suppose the null hypothesis is not rejected not rejected. State the conclusion based on the results...

Questions