Homework Answers
parameter associated with population and statistic associated with sample. so here parameter =178,258 and statistic=189,340.
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some help please
QUESTION 2 1 points Identify the parameter and the statistic: A researcher tested...
I would like some help with these questions please be clear and explain your answer. It...
I would like some help with these questions please be clear and
explain your answer. It will be so helpful if you answer both
questions. Thank you for your help.
Identify if the statement refers to a population or a sample. - The mean annual salary of family practitioners in Vancouver A. Population is more than $178,125. B.Sample - - A survey of 55 randomly chosen family practitioners in Vancouver found that their mean annual salary is $189,340. - 15%...
I did answer the question but I am not sure if I am right I would...
I did answer the question but I am not sure if I am
right I would like another opinion
QUESTION 1 1 poin Identify if the statement refers to a population or a sample. B. The mean annual salary of family A Sample practitioners in Vancouver is more than B B. Population $178,125. A A survey of 55 randomly chosen family practitioners in Vancouver found that their mean annual salary is $189,340. B. 15% of adults in the US have...
I would like some help please QUESTION 3 1 point Identify the parameter and the statistic:...
I would like some help please
QUESTION 3 1 point Identify the parameter and the statistic: An economist tested the claim that less than 15% of adults in the US have a great deal of confidence in banks and other financial institutions. Out of 1325 randomly chosen US adults, 11.1% said they have a great deal of confidence in banks and other financial institutions. Parameter Statistic:
I would like some help with these questions please be clear and explain your answer. It will be so helpful if you answer...
I would like some help with these questions please be clear and
explain your answer. It will be so helpful if you answer both
questions. Thank you for your help.
QUESTION 3 Identify the parameter and the statistic: An economist tested the claim that less than 15% of adults in the US have a great deal of confidence in banks and other financial institutions. Out of 1325 randomly chosen US adults, 11.1% said they have a great deal of confidence...
25) Is it parameter or statistic? Please, explain why. a high school degree; high school degree;...
25) Is it parameter or statistic? Please, explain why.
a high school degree; high school degree; more than high school degree. 24) A researcher wants to investigate a correlation between meth use as a teen, and having marital problems as an adult a) Identify the population b) What are the two groups that are being compared? c) What is the explanatory variable? What is the response? d) Find a confounding variable. e) Which type of study is more appropriate: observational...
Determine whether the given value is a statistic or a parameter. 1) After inspecting all of 55,000 kg of meat stored at...
Determine whether the given value is a statistic or a parameter. 1) After inspecting all of 55,000 kg of meat stored at the Wurst Sausage Company, it was 1) found that 45,000 kg of the meat was spoiled. 2) A health and fitness club surveys 40 randomly selected members and found that the 2) average weight of those questioned is 157 lb. Determine whether the given value is from a discrete or continuous data set. 3) The weight of Bill's...
QUESTION 38 5 points Save Answer Using an independent samples t-test a researcher obtains a t-statistic...
QUESTION 38 5 points Save Answer Using an independent samples t-test a researcher obtains a t-statistic of 2.316, he rejects the null at the 2 tailed alpha level of 0.05. Estimate N1 +N2 (Total N, Total number of subjects): less than 8 O 8 or more O 10 or more O less than 10 0 7 or more
Please help with 5,6,7, please show your work as well! 10 out of 10 points Question...
Please help with 5,6,7, please show your work as well!
10 out of 10 points Question 1 A population has a mean of 60 and a standard deviation of 30. Samples of size 16 are randomly selected. Calculate the standard deviation of the sample distribution of X. Round off to 3 decimal places. 15 out of 15 points Question 2 Samples of size 16 are drawn from a population. The sampling distribution for X has a standard deviation of 0.25....
Help me on Statistic Theory question please. assume that the random variables X1, · · ·...
Help me on Statistic Theory question please. assume that the random variables X1, · · · , Xn form a random sample of size n form the distribution specified in that exercise, and show that the statistic T specified in the exercise is a sufficient statistic for the parameter A normal distribution for which the mean µ is known and the variance σ 2 is unknown; T = Sigma i=1 to n (Xi − µ)^ 2 .
Please help this is my last problem! A researcher wants to study the relationship between salary...
Please help this is my last problem!
A researcher wants to study the relationship between salary and gender. She randomly selects 400 individuals and determines their salary and gender. Can the researcher conclude that salary and gender are dependent? Male Female Total Below $25,000 50 38 88 $25,000 $50,000 38 31 69 $50,000-$75,000 50 85 135 Above $75,000 62 46 108 200 200 400 Income Total Copy Data Step 5 of 8: Find the degrees of freedom associated with the...
I would like some help with these questions please be clear and
explain your answer. It will be so helpful if you answer both
questions. Thank you for your help.
Identify if the statement refers to a population or a sample. - The mean annual salary of family practitioners in Vancouver A. Population is more than $178,125. B.Sample - - A survey of 55 randomly chosen family practitioners in Vancouver found that their mean annual salary is $189,340. - 15%...
I did answer the question but I am not sure if I am
right I would like another opinion
QUESTION 1 1 poin Identify if the statement refers to a population or a sample. B. The mean annual salary of family A Sample practitioners in Vancouver is more than B B. Population $178,125. A A survey of 55 randomly chosen family practitioners in Vancouver found that their mean annual salary is $189,340. B. 15% of adults in the US have...
I would like some help please
QUESTION 3 1 point Identify the parameter and the statistic: An economist tested the claim that less than 15% of adults in the US have a great deal of confidence in banks and other financial institutions. Out of 1325 randomly chosen US adults, 11.1% said they have a great deal of confidence in banks and other financial institutions. Parameter Statistic:
I would like some help with these questions please be clear and
explain your answer. It will be so helpful if you answer both
questions. Thank you for your help.
QUESTION 3 Identify the parameter and the statistic: An economist tested the claim that less than 15% of adults in the US have a great deal of confidence in banks and other financial institutions. Out of 1325 randomly chosen US adults, 11.1% said they have a great deal of confidence...
25) Is it parameter or statistic? Please, explain why.
a high school degree; high school degree; more than high school degree. 24) A researcher wants to investigate a correlation between meth use as a teen, and having marital problems as an adult a) Identify the population b) What are the two groups that are being compared? c) What is the explanatory variable? What is the response? d) Find a confounding variable. e) Which type of study is more appropriate: observational...
QUESTION 38 5 points Save Answer Using an independent samples t-test a researcher obtains a t-statistic of 2.316, he rejects the null at the 2 tailed alpha level of 0.05. Estimate N1 +N2 (Total N, Total number of subjects): less than 8 O 8 or more O 10 or more O less than 10 0 7 or more
Please help with 5,6,7, please show your work as well!
10 out of 10 points Question 1 A population has a mean of 60 and a standard deviation of 30. Samples of size 16 are randomly selected. Calculate the standard deviation of the sample distribution of X. Round off to 3 decimal places. 15 out of 15 points Question 2 Samples of size 16 are drawn from a population. The sampling distribution for X has a standard deviation of 0.25....
Please help this is my last problem!
A researcher wants to study the relationship between salary and gender. She randomly selects 400 individuals and determines their salary and gender. Can the researcher conclude that salary and gender are dependent? Male Female Total Below $25,000 50 38 88 $25,000 $50,000 38 31 69 $50,000-$75,000 50 85 135 Above $75,000 62 46 108 200 200 400 Income Total Copy Data Step 5 of 8: Find the degrees of freedom associated with the...
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