In a random sample of 61 professional actors, it was found that 48 were extroverts. Find...
In a random sample of 61 professional actors, it was found that 48 were extroverts. Find a 99% confidence interval for p.
0.647 to 0.926
0.647 to 1.471
0.103 to 0.926
0.699 to 0.926
0.103 to 0.874
Homework Answers
the point estimate for the proportion: 
The confidence interval for proportion 
for 99% confidence 
Option A is the closest
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In a random sample of 61 professional actors, it was found that
48 were extroverts. Find...
In a random sample of 31 professional actors, it was found that 26 were extroverts. Find...
In a random sample of 31 professional actors, it was found that 26 were extroverts. Find a 98% confidence interval for p. Round your answer to three decimal places. Select one: a. 0.234 to 0.947 b. 0.730 to 0.993 c. 0.685 to 0.993 d. 0.234 to 0.993 e. 0.234 to 1.444
Question 11 (8 points) (6 points) A sample of 100 stage actors found 64 were extroverts....
Question 11 (8 points) (6 points) A sample of 100 stage actors found 64 were extroverts. Another sample of 94 movie actors found 48 were extroverts. Find a 95% confidence interval for the difference p1 - p2 between the true proportions of stage and movie actors who are extroverts. (2 points) Based on this interval, can we say with 95% confidence that the proportions of stage and movie actors who are extroverts are different?
your calculations. Answers may vary slightly due to rounding In a random sample of 68 professional...
your calculations. Answers may vary slightly due to rounding In a random sample of 68 professional actors, it was found that were extroverts (a) prepresent the proportion of all actors who are extroverts. Find testimates for ad d your tour de - 05735 ces (b) Find a 95% confidence interval for p. (Round your answers to two decimal places.) Find the maximal margin of error (Round your answer to two decimal places.) E. r Repe lower mit om the confidence...
5. Myers-Briggs: Actors Isabel Briggs Myers was a pioneer in the study of personality types. The...
5. Myers-Briggs: Actors Isabel Briggs Myers was a pioneer in the study of personality types. The following information is taken from MBTI Manual: A Guide to the Development and Use of the Myers-Briggs Type Indicator by Myers and McCaulley (Consulting Psychologists Press). In a random sample of 62 professional actors, it was found that 39 were extroverts. Let p represent the proportion of all actors who are extroverts. Find a point estimate for p. Find a 95% confidence interval for...
4. Sample Size What is the minimal sample size needed for a 99% confidence interval to...
4. Sample Size What is the minimal sample size needed for a 99% confidence interval to have a maximal margin of error of 0.06: if a preliminary estimate for p is 0.8? if there is no preliminary estimate for p? 5. Myers-Briggs: Actors Isabel Briggs Myers was a pioneer in the study of personality types. The following information is taken from MBTI Manual: A Guide to the Development and Use of the Myers-Briggs Type Indicator by Myers and McCaulley (Consulting...
For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to ro...
For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding. In a random sample of 65 professional actors, it was found that 40 were extroverts. (a)Let p represent the proportion of all actors who are extroverts. Find a point estimate for p. (b)Find a 95% confidence interval for p.Give a brief interpretation of the meaning of the confidence interval you have found. (c)Do you think the conditions np >...
QUESTION # 1 For this problem, carry at least four digits after the decimal in your...
QUESTION # 1 For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding. In a random sample of 524 judges, it was found that 283 were introverts. (a) Let p represent the proportion of all judges who are introverts. Find a point estimate for p. (Round your answer to four decimal places.) (b) Find a 99% confidence interval for p. (Round your answers to two decimal places.) lower limit ...
For this problem, carry at least four digits after the decimal in your calculations. Answers may...
For this problem, carry at least four digits after the decimal
in your calculations. Answers may vary slightly due to
rounding.
In a random sample of 69 professional actors, it was found that 42
were extroverts.
(a) Let p represent the proportion of all actors who
are extroverts. Find a point estimate for p. (Round your
answer to four decimal places.)
(b) Find a 95% confidence interval for p. (Round your
answers to two decimal places.)
lower limit
upper limit
In a random sample of 519 judges, it was found the 285 were introverts. Find a...
In a random sample of 519 judges, it was found the 285 were introverts. Find a 99% confidence interval for the percentage of introverted judges.
QUESTION # 1 For this problem, carry at least four digits after the decimal in your...
QUESTION # 1 For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding. In a random sample of 66 professional actors, it was found that 39 were extroverts. (a)Let p represent the proportion of all actors who are extroverts. Find a point estimate for p. (Round your answer to four decimal places.) (b)Find a 95% confidence interval for p. (Round your answers to two decimal places.) lower limit upper...
Question 11 (8 points) (6 points) A sample of 100 stage actors found 64 were extroverts. Another sample of 94 movie actors found 48 were extroverts. Find a 95% confidence interval for the difference p1 - p2 between the true proportions of stage and movie actors who are extroverts. (2 points) Based on this interval, can we say with 95% confidence that the proportions of stage and movie actors who are extroverts are different?
your calculations. Answers may vary slightly due to rounding In a random sample of 68 professional actors, it was found that were extroverts (a) prepresent the proportion of all actors who are extroverts. Find testimates for ad d your tour de - 05735 ces (b) Find a 95% confidence interval for p. (Round your answers to two decimal places.) Find the maximal margin of error (Round your answer to two decimal places.) E. r Repe lower mit om the confidence...
For this problem, carry at least four digits after the decimal
in your calculations. Answers may vary slightly due to
rounding.
In a random sample of 69 professional actors, it was found that 42
were extroverts.
(a) Let p represent the proportion of all actors who
are extroverts. Find a point estimate for p. (Round your
answer to four decimal places.)
(b) Find a 95% confidence interval for p. (Round your
answers to two decimal places.)
lower limit
upper limit
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