Population proportion, Test at the 5% level of significance.

Population proportion

Reference no: EM1321084

Question: Results from previous studies showed 79% of all high school seniors from a certain city plan to attend college after graduation. A random sample of 200 high school seniors from this city reveals that 162 plan to attend college. Does this indicate that the percentage has increased from that of previous studies? Test at the 5% level of significance.

(1) What is your conclusion?

[A] Do not reject H0. There is not enough evidence to support the claim that the proportion of students planning to go to college is greater than .79.
[B] Reject H0. There is enough evidence to support the claim that the proportion of students planning to go to college is now greater than .79.
[C] More seniors are going to college
[D] cannot determine

Reference no: EM1321084

Questions Cloud

Find p value and interpret its meaning : Find p-value and interpret its meaning

Competition between nations for investment and technology : Globalization in the 21st century has increased competition between nations for investment, technology, and labor.

Test at the five percent level of significance : Test at the five percent level of significance

Calculate the z or t value of the sample test statistic : Calculate the z or t value of the sample test statistic

Population proportion : Test at the 5% level of significance.

Calculate the value of appropriate test statistic : Calculate the value of appropriate test statistic

Review chi square analysis : Review Chi Square analysis & create an example of how you would use the tool to help make a business decision.

Calculate the probability that the return for common stocks : Calculate the probability that the return for common stocks

Calculate a 95% confidence interval for the population mean : Calculate a 95 percent confidence interval for the population mean

User Account

All Pages