Find confidence interval for theme an hours of sleep online

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Reference no: EM132397790

Question :

1) Find a 90% confidence interval for theme an hours of sleep online students typically get on a weekend night. Round the Interval limits to the neatest tenth.

Related Question: Is there strong evidence the average online student gets more than 7 hours of sleep On a weekend night? Why or why not?

2) Find a 95% confidence Interval for the Proportion of all online students that will call 'heads' will given the option to call a coin loss. Round the Interval limits to the nearest thousandth.

Related Question: Is It plausible that heads and tails are called equally when online Students are asked to call a coin toss? Why or why not?

3) Find a 950% confidence interval for the mean foot length for online Students. Round  the interval limits to the nearest tenth.

Related Question: Is there strong evidence the average foot length for all onlinne students is different from 25 cm? Why or why not?

4) Find a 95% Confidence interval for the mean number of Interest in the last names of online students. Round the interval limits to the nearest tenth.

Related Question: Is there strong evidence the average online students have a last name length of less than 10 letters? Why or Why not?

5) Find a 90% confidence interval for the proportion of all online students who think dogs are the best pet. Round the interval limits to the nearest thousandth.

Related Question: Does it appear a majority (over 50%) of all online students think dogs make the best pet? Why or why not?

6) Find a 99% confidence interval for the proportion of all online students that pick the number 3 when asked to pick a number between 1 and 5. Round the interval limits to the nearest thousandth.

Related Question: Does it appear all online students select numbers randomly, that is, in this situation, is there strong evidence every number including the number 3 has the same 20% chance of being selected? Why or why not?

7) Find a 95% confidence interval for the proportion of all online students that have brown eyes. Round the interval limits to the nearest thousandth.

Related Question: Is it plausible 25% of all online students have brown eyes? why or why not?

Attachment:- Data File.rar

Reference no: EM132397790

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