In a survey of working parents (both parents working), one of the questions asked was "Have...
In a survey of working parents (both parents working), one of the questions asked was "Have you refused a job, promotion, or transfer because it would mean less time with your family?" 220 men and 220 women were asked this question. 10% of the men and 13% of the women responded "Yes". Based on this survey, can it be concluded that there is a difference in the proportion of men ( p 1 ) and women ( p 2 ) responding "Yes"? Use a significance level of α=0.02 for the test. Step 3 of 5 : Compute the value of the test statistic. Round your answer to two decimal places.
Homework Answers
The statistical software output for this problem is :
value of the test statistic = -0.99
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In a survey of working parents (both parents working), one of
the questions asked was "Have...
In a survey of working parents (both parents working one of the questions asked was "Have...
In a survey of working parents (both parents working one of the questions asked was "Have you refused a job promotion, or transfer because it would mean less time with your family? 220 men and 220 women were asked this question. 16% of the men and 11 of the women responded"Yes. Based on this survey, can it be concluded that there is a difference in the proportion of men and women responding Yes Use a significance level of 0.05 for...
In a survey of working parents, one of the questions asked was “Have you refused a...
In a survey of working parents, one of the questions asked was “Have you refused a job, promotion, or transfer because it would mean less time with your family?” Two hundred men and 200 women were asked this question. Twenty-nine percent of the men and 24% of the women responded ‘yes.” Based on this survey, can we conclude that there is a difference in the proportion of men and women responding “yes” at the .05 level of significance? I need...
In a survey of families in which both parents work, one of the questions asked was,...
In a survey of families in which both parents work, one of the questions asked was, "Have you refused a job, promotion, or transfer because it would mean less time with your family?" A total of 200 men and 200 women were asked this question. "Yes" was the response given by 34% of the men and 25% of the women. Based on this survey, can we conclude that there is a difference in the proportion of men and women responding...
In a survey of 400 childless married couples who were asked if they plan to have...
In a survey of 400 childless married couples who were asked if they plan to have children in the next 5 years, 16.5% of the men and 22% of the women responded "Yes". Based on this survey, can it be concluded that there is a difference in the proportion of men ( p1 ) and women ( p2 ) responding "Yes"? Use a significance level of α=0.05 for the test. Step 1 of 2 : Provide the p-value for the...
Adecco Workplace Insights Survey sampled men and women workers and asked if they expected to get...
Adecco Workplace Insights Survey sampled men and women workers and asked if they expected to get a raise or promotion this year (USA Today, February 16, 2012). Suppose the survey sampled 200 men and 200 women. If 104 of the men replied yes and 74 of the women replied yes, are the results statistically significant in that you can conclude a greater proportion of men are expecting to get a raise or a promotion this year? (USE THE P VALUE...
A recent opinion poll of funding for the arts asked, “Would you favor spending more federal...
A recent opinion poll of funding for the arts asked, “Would you
favor spending more federal tax money on the arts?” In a random
sample of 220 women from the U.S., 59 responded ‘yes.’ In a random
sample of 175 men from the U.S., 56 responded ‘yes.’ Use these data
as follows, to test whether there is any difference in the
proportion of men vs. women who favor spending more for the
arts:
c. From the output, report the test...
A Gallup poll to survey the top concerns of Americans was conducted. Suppose that 743 women...
A Gallup poll to survey the top concerns of Americans was conducted. Suppose that 743 women and 713 men were independently and randomly selected, and that 383 women and 282282 men chose the state of the economy as their biggest concern. Can we conclude that the proportion of women ( p1 ), choosing the state of the economy as their biggest concern, exceeds the proportion of men ( p2 )? Use a significance level of α=0.1 for the test. Step 1...
A Gallup poll to survey the top concerns of Americans was conducted. Suppose that 387 women...
A Gallup poll to survey the top concerns of Americans was conducted. Suppose that 387 women and 359 men were independently and randomly selected, and that 241 women and 202 men chose the state of the economy as their biggest concern. Can we conclude that the proportion of women (p1), choosing the state of the economy as their biggest concern, exceeds the proportion of men (p2)? Use a significance level of α=0.01 for the test. Step 1 of 6: State the...
Proportion Problem. Each year Delta Dental does a survey of parents concerning the tradition of the...
Proportion Problem. Each year Delta Dental does a survey of parents concerning the tradition of the Tooth Fairy. A random sample of 1,058 parents were asked about how much money they leave for a tooth and questions concerning how their child responded to the concept of the Tooth Fairy. In one question, 508 parents indicated that their child saved the money they got for their tooth. You are asked to Test to see if this proportion is different from .5....
Proportion Problem. Each year Delta Dental does a survey of parents concerning the tradition of the Tooth Fairy. A r...
Proportion Problem. Each year Delta Dental does a survey of
parents concerning the tradition of the Tooth Fairy. A random
sample of 1,058 parents were asked about how much money they leave
for a tooth and questions concerning how their child responded to
the concept of the Tooth Fairy. In one question, 508 parents
indicated that their child saved the money they got for their
tooth.
You are asked to Test to see if this
proportion is different from .5....
In a survey of working parents (both parents working one of the questions asked was "Have you refused a job promotion, or transfer because it would mean less time with your family? 220 men and 220 women were asked this question. 16% of the men and 11 of the women responded"Yes. Based on this survey, can it be concluded that there is a difference in the proportion of men and women responding Yes Use a significance level of 0.05 for...
A recent opinion poll of funding for the arts asked, “Would you
favor spending more federal tax money on the arts?” In a random
sample of 220 women from the U.S., 59 responded ‘yes.’ In a random
sample of 175 men from the U.S., 56 responded ‘yes.’ Use these data
as follows, to test whether there is any difference in the
proportion of men vs. women who favor spending more for the
arts:
c. From the output, report the test...
Proportion Problem. Each year Delta Dental does a survey of parents concerning the tradition of the Tooth Fairy. A random sample of 1,058 parents were asked about how much money they leave for a tooth and questions concerning how their child responded to the concept of the Tooth Fairy. In one question, 508 parents indicated that their child saved the money they got for their tooth. You are asked to Test to see if this proportion is different from .5....
Proportion Problem. Each year Delta Dental does a survey of
parents concerning the tradition of the Tooth Fairy. A random
sample of 1,058 parents were asked about how much money they leave
for a tooth and questions concerning how their child responded to
the concept of the Tooth Fairy. In one question, 508 parents
indicated that their child saved the money they got for their
tooth.
You are asked to Test to see if this
proportion is different from .5....
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