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O Question 7 A group of adults were asked how many children they have in their...
A group of adults were asked how many children they have in their families. The bar...
A group of adults were asked how many children they have in their families. The bar graph below shows the number of adults who indicated each number of children. 73 6 5 4 3 2 0 1 2 3 Number of Children How many adults were questioned? What percentage of the adults questioned had 1 children? What percentage of the adults questioned had 2 or less children? O e nd SAMSUNG
A survey asked a group of medical doctors how many children they had fathered. The results...
A survey asked a group of medical doctors how many children they had fathered. The results are summarized by this ungrouped frequency distribution. Number of Children 0 1 2 3 4 6 Number of Doctors 16 22 15 16 4 6 (a) Calculate the sample mean for the number of children the doctors had fathered. (Give your answer correct to two decimal places.) (b) Calculate the variance for the number of children the doctors had fathered using the short-cut formula...
please answer entire question :) 45 randomly selected adults were asked how many haircuts they have...
please answer entire question :)
45 randomly selected adults were asked how many haircuts they have each calendar year. Let the variable X represent the number of annual haircuts the person has in a calendar year. The results are as follows: # of Haircuts 0 1 2 3 4 5 Frequency 9 6 5 11 9 5 Round all your answers to 4 decimal places where possible. The mean is: The median is: The sample standard deviation is: The first...
The General Social Survey asked 46,349 women how many children they had. The results were as...
The General Social Survey asked 46,349 women how many children they had. The results were as follows. Number of Children 0 Number of Women 12,656 7,438 11,290 7,143 3,797 1,811 916 552 776 2 4 5 7 8 or more Using a cutoff value of 0.05, which of the following events are considered unusual? Having 1 child Having 4 children Having 7 children Having Using a cutoff value of 0.05, which of the following events are considered unusual? Having 1...
Seventy-two families were asked how many pets they have with the following results. Find the Mean,...
Seventy-two families were asked how many pets they have with the following results. Find the Mean, Median, and Mode of the data set. Show your work for the Mean. MEAN: (Show your work.) MEDIAN: (Show your work.) MODE: Number of pets Number of families 0 10 1 20 2 22 3 12 4 6 5 2 Total 72
ASAP!! HELP 45 randomly selected adults were asked how many haircuts they have each calendar year....
ASAP!! HELP
45 randomly selected adults were asked how many haircuts they have each calendar year. Let the variable X represent the number of annual haircuts the person has in a calendar year. The results are as follows: # of Haircuts 0 1 2 3 4 5 Frequency 9 6 5 11 9 5 Round all your answers to 4 decimal places where possible. The mean is: The median is: The sample standard deviation is: The first quartile is: The...
Question 5 (1 point) The General Social Survey asked 46.349 women how many children they had....
Question 5 (1 point) The General Social Survey asked 46.349 women how many children they had. The res ults were as follows. Numberof Children Number of Women 12,656 7 438 11,290 7143 3.797 1811 916 S52 776 Bor more Using a cutoff value of 0.05, which of the following events are considered unusua Having B or more child ren Having 1 child Having 7 children H aving 4 child ren Having 0 children H aving 3 children 1. Not Un...
Twelve randomly-chosen students were asked how many times they had missed class during a certain semester, with this result: 2, 1, 5, 1, 1, 3, 4, 3, 1, 1, 5, 18
Twelve randomly-chosen students were asked how many times they had missed class during a certain semester, with this result: 2, 1, 5, 1, 1, 3, 4, 3, 1, 1, 5, 18. For this sample, the median is _____. A. 2.5 B. 3 C. 3.5 D. 2 need help please
Required information The General Social Survey asked a sample of adults how many siblings (brothers and...
Required information The General Social Survey asked a sample of adults how many siblings (brothers and sisters) they had () and also how many children they had (Y). We show results for those who had no more than 4 children and no more than 4 siblings. Assume that the joint probability mass function is given in the following contingency table: 0.03 0.09 0.07 0.06 0.04 0.01 0.05 0.05 0.04 0.03 2 0.02 0.08 0.07 0.09 0.04 0.01 0.03 0.04 0.04...
The accompanying data represent the ideal number of children for a random sample of 900 adults....
The accompanying data represent the ideal number of children for a random sample of 900 adults. Complete parts (a) through (d) Data: X(# of children) Frequency 0 9 1 31 2 532 3 242 4 67 5 17 6 2 A.) Construct a discrete probability distribution for the random variable x. (Round to three decimal places as needed). B.) Draw a graph of the probability distribution. C.) Compute and interpret the mean of the random variable X. The mean is...
A group of adults were asked how many children they have in their families. The bar graph below shows the number of adults who indicated each number of children. 73 6 5 4 3 2 0 1 2 3 Number of Children How many adults were questioned? What percentage of the adults questioned had 1 children? What percentage of the adults questioned had 2 or less children? O e nd SAMSUNG
please answer entire question :)
45 randomly selected adults were asked how many haircuts they have each calendar year. Let the variable X represent the number of annual haircuts the person has in a calendar year. The results are as follows: # of Haircuts 0 1 2 3 4 5 Frequency 9 6 5 11 9 5 Round all your answers to 4 decimal places where possible. The mean is: The median is: The sample standard deviation is: The first...
The General Social Survey asked 46,349 women how many children they had. The results were as follows. Number of Children 0 Number of Women 12,656 7,438 11,290 7,143 3,797 1,811 916 552 776 2 4 5 7 8 or more Using a cutoff value of 0.05, which of the following events are considered unusual? Having 1 child Having 4 children Having 7 children Having Using a cutoff value of 0.05, which of the following events are considered unusual? Having 1...
ASAP!! HELP
45 randomly selected adults were asked how many haircuts they have each calendar year. Let the variable X represent the number of annual haircuts the person has in a calendar year. The results are as follows: # of Haircuts 0 1 2 3 4 5 Frequency 9 6 5 11 9 5 Round all your answers to 4 decimal places where possible. The mean is: The median is: The sample standard deviation is: The first quartile is: The...
Question 5 (1 point) The General Social Survey asked 46.349 women how many children they had. The res ults were as follows. Numberof Children Number of Women 12,656 7 438 11,290 7143 3.797 1811 916 S52 776 Bor more Using a cutoff value of 0.05, which of the following events are considered unusua Having B or more child ren Having 1 child Having 7 children H aving 4 child ren Having 0 children H aving 3 children 1. Not Un...
Required information The General Social Survey asked a sample of adults how many siblings (brothers and sisters) they had () and also how many children they had (Y). We show results for those who had no more than 4 children and no more than 4 siblings. Assume that the joint probability mass function is given in the following contingency table: 0.03 0.09 0.07 0.06 0.04 0.01 0.05 0.05 0.04 0.03 2 0.02 0.08 0.07 0.09 0.04 0.01 0.03 0.04 0.04...
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