In a recent survey of full-time female workers, 43% said that they would rather give up...
In a recent survey of full-time female workers, 43% said that they would rather give up some of their salary for more personal time. Suppose you select a sample of 100 full-time female workers.
A. What is the probability that in the sample, fewer than 50% would rather give up some of their salary for more personal time?
B. What is the probability that in the sample, between 40% and 50% would rather give up some of their salary for more personal time?
C. What is the probability that in the sample, more than 39% would rather give up some of their salary for more personal time?
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In a recent survey of full-time female workers, 43% said that
they would rather give up...
In a recent survey of full-time female workers, 43% said that they would rather give up some of t...
In a recent survey of full-time female workers, 43% said that they would rather give up some of their salary for more personal time. Suppose you select a sample of 100 full-time female workers. A. What is the probability that in the sample, fewer than 50% would rather give up some of their salary for more personal time? B. What is the probability that in the sample, between 40% and 50% would rather give up some of their salary for...
In a survey of 1000 women age 22 to 35 who work full time, 555 indicated...
In a survey of 1000 women age 22 to 35 who work full time, 555 indicated that they would be willing to give up some personal time in order to make more money. The sample was selected in a way that was designed to produce a sample that was representative of women in the targeted age group. (a) Do the sample data provide convincing evidence that the majority of women age 22 to 35 who work full-time would be willing...
In a survey of 1000 women age 22 to 35 who work full time, 545 indicated...
In a survey of 1000 women age 22 to 35 who work full time, 545 indicated that they would be willing to give up some personal time in order to make more money. The sample was selected in a way that was designed to produce a sample that was representative of women in the targeted age group. (a) Do the sample data provide convincing evidence that the majority of women age 22 to 35 who work full-time would be willing...
An employment information service claims the mean annual salary for full-time female workers over age 25...
An employment information service claims the mean annual salary for full-time female workers over age 25 and without a high school diploma is $18,500. The annual salaries for a random sample of 12 full-time female workers without a high school diploma are shown below. Salaries 19,665 21,354 20,177 19,794 19,316 22,445 21,864 17,312 20,143 18,328 20,403 20,237 Instructions: Round all your math steps to two decimal places just like I have been doing in class. a. Compute the value of...
In a recent survey, 43% indicated chocolate was their favorite flavour of ice cream. Suppose that...
In a recent survey, 43% indicated chocolate was their favorite flavour of ice cream. Suppose that we select a sample of 12 people and ask them to name their favourite flavour of ice cream. a. How many of those in the sample would you expect to name chocolate? (Round the final answer to 2 decimal place.) Probability b. What is the probability exactly six of those in the sample name chocolate? (Do not round the intermediate values....
A recent survey of 1044 employees found that 34% of them would lay off their bosses...
A recent survey of 1044 employees found that 34% of them would lay off their bosses if they could. Complete parts a through d below based on a random sample of 10 employees. a. What is the probability that exactly three employees would lay off their boss? The probability is ____ (Round to four decimal places as needed.) b. What is the probability that three or fewer employees would lay off their bosses? The probability is ____ (Round to four...
Marijuana Survey: In a recent Pew poll of 1500 adults, 52% of the respondents said that...
Marijuana Survey: In a recent Pew poll of 1500 adults, 52% of the respondents said that the use of marijuana should not be made legal. In the same poll, 23% of the respondents said that the use of marijuana for medical purposes should not be legal. The sample of 1500 adults was selected from the population of all adults in the United States. The method used to select the sample was equivalent to placing the names of all adults in...
A Pew Research Center survey asked respondents if they would rather live in a place with...
A Pew Research Center survey asked respondents if they would rather live in a place with a slower pace of life or a place with a faster pace of life. The survey also asked the respondent's gender. Consider the following sample data. Gender Preferred Pace of Life Male Female Slower 233 218 No Preference 17 22 Faster 90 50 a. Is the preferred pace of life independent of gender? Using a .05 level of significance, what is the p-value? f...
A recent survey of 1010 employees found that 25% of them would lay off their bosses...
A recent survey of 1010 employees found that 25% of them would lay off their bosses if they could. Complete parts a through d below based on a random sample of 10 employees. a. What is the probability that exactly three employees would lay off their boss? The probability is 0.2503 . (Round to four decimal places as needed.) b. What is the probability that three or fewer employees would lay off their bosses? The probability is 0.7759. (Round to...
Some college graduates employed full-time work more than 40 hours per week, and some work fewer...
Some college graduates employed full-time work more than 40 hours per week, and some work fewer than 40 hours per week. We suspect that the mean number of hours worked per week by college graduates, A. is greater than 40 hours and wish to do a statistical test. We select a random sample of college graduates employed full-time and find that the mean of the sample is 44 hours and that the standard deviation is 4 hours Based on this...
A Pew Research Center survey asked respondents if they would rather live in a place with a slower pace of life or a place with a faster pace of life. The survey also asked the respondent's gender. Consider the following sample data. Gender Preferred Pace of Life Male Female Slower 233 218 No Preference 17 22 Faster 90 50 a. Is the preferred pace of life independent of gender? Using a .05 level of significance, what is the p-value? f...
A recent survey of 1010 employees found that 25% of them would lay off their bosses if they could. Complete parts a through d below based on a random sample of 10 employees. a. What is the probability that exactly three employees would lay off their boss? The probability is 0.2503 . (Round to four decimal places as needed.) b. What is the probability that three or fewer employees would lay off their bosses? The probability is 0.7759. (Round to...
Some college graduates employed full-time work more than 40 hours per week, and some work fewer than 40 hours per week. We suspect that the mean number of hours worked per week by college graduates, A. is greater than 40 hours and wish to do a statistical test. We select a random sample of college graduates employed full-time and find that the mean of the sample is 44 hours and that the standard deviation is 4 hours Based on this...
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