Twenty years ago, 49% of parents of children in high school felt it was a serious problem that high school students were not being taught enough math and science. A recent survey found that 301 of 900 parents of children in high school felt it was a serious problem that high school students were not being taught enough math and science. Do parents feel differently today than they did twenty years ago? Use the a = 0.05 level of significance. Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). Because npo (1- Po) : 10, the sample size is 5% of the population size, and the sample | the requirements for testing the hypothesis satisfied. (Round to one decimal place as needed.) What are the null and alternative hypotheses? Họ: ] versus H,: (Type integers or decimals. Do not round.) Determine the test statistic, zg. | (Round to two decimal places as needed.) Determine the critical value(s). Select the correct choice below and fill in the answer box to complete your choice. (Round to two decimal places as needed.) O A. Zu- O B. tZa/2 = + Choose the correct conclusion below. O A. Do not reject the null hypothesis. There is sufficient evidence to conclude that the number of parents who feel that students are not being taught enough math and science is significantly different from 20 years ago. O B. Do not reject the null hypothesis. There is insufficient evidence to conclude that the number of parents who feel that students are not being taught enough math and science is significantly different from 20 years ago. C. Reject the null hypothesis. There is insufficient evidence to conclude that the number of parents who feel that students are not being taught enough math and science is significantly different from 20 years ago. O D. Reject the null hypothesis. There is sufficient evidence to conclude that the number of parents who feel that students are not being taught enough math and science is significantly different from 20 years ago.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
icon
Concept explainers
Topic Video
Question

2.

In first; in boxes you can choose between:

1. > / <

2. greater than / less than

3. cannot be reasonably assumed to be random / is given to be random / can be reasonably assumed to be random / is given not to be random

4. are / are not 

Twenty years ago, 49% of parents of children in high school felt it was a serious problem that high school students were not being
taught enough math and science. A recent survey found that 301 of 900 parents of children in high school felt it was a serious
problem that high school students were not being taught enough math and science. Do parents feel differently today than they did
twenty years ago? Use the a = 0.05 level of significance.
Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2).
Because npo (1 - Po
10, the sample size is
5% of the population size, and the sample
the requirements for testing the hypothesis
satisfied.
(Round to one decimal place as needed.)
What are the null and alternative hypotheses?
Họ:
versus H,:
(Type integers or decimals. Do not round.)
Determine the test statistic, zo-
Zo
(Round to two decimal places as needed.)
%3D
Determine the critical value(s). Select the correct choice below and fill in the answer box to complete your choice.
(Round to two decimal places as needed.)
O A. Za =
B. tza/2 = +
Choose the correct conclusion below.
O A. Do not reject the null hypothesis. There is sufficient evidence to conclude that the number of parents who feel that students
are not being taught enough math and science is significantly different from 20 years ago.
O B. Do not reject the null hypothesis. There is insufficient evidence to conclude that the number of parents who feel that students
are not being taught enough math and science is significantly different from 20 years ago.
OC. Reject the null hypothesis. There is insufficient evidence to conclude that the number of parents who feel that students are
not being taught enough math and science is significantly different from 20 years ago.
O D. Reject the null hypothesis. There is sufficient evidence to conclude that the number of parents who feel that students are not
being taught enough math and science is significantly different from 20 years ago.
Transcribed Image Text:Twenty years ago, 49% of parents of children in high school felt it was a serious problem that high school students were not being taught enough math and science. A recent survey found that 301 of 900 parents of children in high school felt it was a serious problem that high school students were not being taught enough math and science. Do parents feel differently today than they did twenty years ago? Use the a = 0.05 level of significance. Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). Because npo (1 - Po 10, the sample size is 5% of the population size, and the sample the requirements for testing the hypothesis satisfied. (Round to one decimal place as needed.) What are the null and alternative hypotheses? Họ: versus H,: (Type integers or decimals. Do not round.) Determine the test statistic, zo- Zo (Round to two decimal places as needed.) %3D Determine the critical value(s). Select the correct choice below and fill in the answer box to complete your choice. (Round to two decimal places as needed.) O A. Za = B. tza/2 = + Choose the correct conclusion below. O A. Do not reject the null hypothesis. There is sufficient evidence to conclude that the number of parents who feel that students are not being taught enough math and science is significantly different from 20 years ago. O B. Do not reject the null hypothesis. There is insufficient evidence to conclude that the number of parents who feel that students are not being taught enough math and science is significantly different from 20 years ago. OC. Reject the null hypothesis. There is insufficient evidence to conclude that the number of parents who feel that students are not being taught enough math and science is significantly different from 20 years ago. O D. Reject the null hypothesis. There is sufficient evidence to conclude that the number of parents who feel that students are not being taught enough math and science is significantly different from 20 years ago.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 4 steps

Blurred answer
Knowledge Booster
Sample space, Events, and Basic Rules of Probability
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman