Question
In: Statistics and Probability
How much money does the average professional hockey fan spend on food at a single hockey...
How much money does the average professional hockey fan spend on food at a single hockey game? That question was posed to 10 randomly selected hockey fans. The sampled results show that sample mean and standard deviation were $15.00 and $2.65, respectively. Use this information to create a 95% confidence interval for the mean. Express the answer in the form x ± t΅/ 2(s/ sqaure root of n) .
Solutions
Expert Solution
Based on a t distribution , the 95% CI of true mean is
.
Now
In fact 95% CI comes out as [ 14.40053,15.59947]
orchestra answered 2 years agoRelated Solutions
How much money does the average professional hockey fan spend on food at a single hockey...
How much money does the average professional hockey fan spend on
food at a single hockey game? That question was posed to 10
randomly selected hockey fans. The sampled results show that sample
mean and standard deviation were $19.00 and $2.6, respectively. Use
this information to create a 95% confidence interval for the mean.
Express the answer in the form x ± tα/2(s/ n).
A) 19 ± 2.262(2.6/ 10) B) 19 ± 2.228(2.6/ 10) C) 19 ± 1.833(2.6/
10) D)...
How much money does the average professional hockey fan spend on food at a single hockey...
How much money does the average professional hockey fan spend on
food at a single hockey game? That question was posed to 10
randomly selected hockey fans. The sampled results show that sample
mean and standard deviation were
$ 11$11.00
and
$ 3.20$3.20,
respectively. Use this information to create a
9595%
confidence interval for the mean. Express the answer in the
form
x overbar plus or minus t Subscript alpha divided by 2 Baseline
left parenthesis s divided by StartRoot...
How much money does the average professional football fan spend on food at a single football...
How much money does the average professional football fan spend
on food at a single football game? That question was posed to 10
randomly selected football fans. The sample results provided a
sample mean and standard deviation of $14.00 and $2.50,
respectively. Use this information to construct a 90% confidence
interval for the mean.?
How much money does the average professional football fan spend on food at a single football...
How much money does the average professional football fan spend
on food at a single football game? That question was posed to 45
randomly selected football fans. The sample results provided a
sample mean and standard deviation of $16.00 and $2.50,
respectively. Use this information to construct a 95% confidence
interval for the mean. The Confidence Interval was:
16.00±____*2.5045?
How much money does the average professional football player fan spend on food at a single...
How much money does the average professional football player fan
spend on food at a single football game? That question was posed
to 58 randomly selected football fans. The sample results provided
a sample mean and standard deviation of $15.00 and $3.00,
respectively. Find the 95% confidence interval for u.
How much money does the average professional football spend on food at a single game?
How much money does the average professional football spend
on food at a single game? That question was posed to 10 randomly
selected football fans. The sample results provided a sample mean
and a standard deviation of $19.00 and $2.55, respectively. Use
this information to find the Error
How much money do you spend to send a single packet to the Internet? How much...
How much money do you spend to send a single packet to the
Internet? How much money do you spend to send 1 billion packets to
the Internet? Try to explain how do you get these numbers? Try to
discuss whether it is a reasonable business model or not?
If you kept a record of how much money you spend on food in a day...
If you kept a record of how much money you spend on food in a
day and use this information to estimate your monthly food costs.
Would you be able to meet the recommendations of MyPlate on a
budget of $3 a day? Which food groups contain the most expensive
choices? Name some less expensive options in these food groups.
If you spend $24.00 on average each day eating fast food, how much will you spend...
If you spend $24.00 on average each day eating fast food, how
much will you spend on average each month? Assume 30 days in a
month.
University students spend lots of money on fast food. You are asked to forecast how much...
University students spend lots of money on fast food. You are
asked to forecast how much money those students spend on fast food
each week. What is/are the dependent variable which you should
consider in your analysis? What are the independent variables?
ADVERTISEMENT
ADVERTISEMENT
Latest Questions
- In general, teams can be described three ways. Name and define each.
- JAVASCRIPT: Please create an array of student names and another array of student grades. - Create...
- Topic - Construction: Structural, loads, tension 1.) Explain why pure tension members are the most efficient...
- Procter and Gamble (PG) paid an annual dividend of $ 1.62$1.62 in 2009. You expect PG...
- locate a recent case of online child pornography. Write a summary of the incident and describe...
- #Python 5. Write function called evaluate() that evaluates the following Python expressions or assignments as specified:...
- Suggest journal, research paper link reference. i need this as reference for writing a research with...
ADVERTISEMENT