A politician claims that he is supported by a clear majority of voters. In a recent survey, 24 out of 40 randomly selected voters indicated that they would vote for the politician. (You may find it useful to reference the appropriate table: z table or t table) a. Select the null and the alternative hypotheses. O Hg: p = 0.50; HA: p + 0.50 O Hg: p s 0.50; HA: p > 0.50 O Hg: p z 0.50; HA: p < 0.50 b. Calculate the sample proportion. (Round your answer to 2 decimal places.) Sample proportion

A politician claims that he is supported by a clear majority of voters. In a recent survey, 24 out of 40 randomly selected voters indicated that they would vote for the politician. (You may find it useful to reference the appropriate table: z table or t table) a. Select the null and the alternative hypotheses. O Hg: p = 0.50; HA: p + 0.50 O Hg: p s 0.50; HA: p > 0.50 O Hg: p z 0.50; HA: p < 0.50 b. Calculate the sample proportion. (Round your answer to 2 decimal places.) Sample proportion

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

A weatherman stated that the average temperature during July in Baguio City is less than 20 degrees Celsius. A sample of 32 Julys is taken. The correct set of hypotheses is __________.
You are conducting a study to see if the proportion of voters who prefer the Democratic candidate is significantly different from 72% at a level of significance of a = 0.10. According to your sample, 63 out of 83 potential voters prefer the Democratic candidate. a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Ho: v Select an answer v (please enter a decimal) H1: ? v Select an answer v (Please enter a decimal) c. The test statistic ? v = (please show your answer to 3 decimal places.) d. The p-value = (Please show your answer to 4 decimal places.) e. The p-value is ? v a f. Based on this, we should Select an answer v the null hypothesis. g. Thus, the final conclusion is that ... O The data suggest the population proportion is not significantly different from 72% at a = 0.10, so there is not sufficient evidence to conclude that the proportion of voters who prefer the Democratic candidate is different from 72%. O The data suggest the…
Suppose the present success rate in the treatment of a particular psychiatric disorder for the relevant population is known to be .73 (73%). A research group hopes to demonstrate that the success rate of a new treatment will be better than this standard. Use the letter p to represent the success rate of the new treatment. Write null and alternative hypotheses for p. Ho: p|? v H2: p? v a
need help with B, C, D
need help with B, C, D
A news article that you read stated that 54% of voters prefer the Democratic candidate. You think that the actual percent is larger. 129 of the 212 voters that you surveyed said that they prefer the Democratic candidate. What can be concluded at the 0.10 level of significance? a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Ho: ? v| Select an answer v (please enter a decimal) H1:|? v|| Select an answer v (Please enter a decimal) c. The test statistic ? v (please show your answer to 3 decimal places.) d. The p-value = (Please show your answer to 4 decimal places.) e. The p-value is ? v a f. Based on this, we should Select an answer v the null hypothesis. g. Thus, the final conclusion is that ... O The data suggest the population proportion is not significantly larger 54% at a = 0.10, so there is sufficient evidence to conclude that the proportion of voters who prefer the Democratic candidate is equal to 54%. O The data suggest the…
At most 59% of people support stricter gun laws. Express the null and alternative hypotheses in symbolic form for this claim (enter as a percentage).H0:pH1:p
An opinion poll asked a random sample of high school couples in the United States whether they believe they will marry their high school sweetheart. A researcher believes more than 25% of high school couples believe they will marry. Which null and alternative hypotheses should be used to test this claim? O Ho: p = 0.25, Ha: p > 0.25 O Ho: p = 0.25, Ha: p 0.25, Ha: p = 0.25 O Ho: P = 0.25, Ha: p > 0.25
F and G parts only please
21
A researcher wants to study the proportion of people on trial for first degree murder who are found guilty. From a random sample of 60 people on trial for first degree murder, 45 people were found guilty. The picture below is the question. The above text is the used with the picture.
A researcher claims that more than 60% of the registered voters favor President Trump's tax cut proposal. Specify which one of the following is the correct null and alternative hypothesis that should be use to test the researcher's claim. O Ho: P = 0.60 Ha P+0.60 O Ho: P= 0.60 H P 0.60 O Ho: P= 60 H: P> 60