Question

In a regular week, the prices of the top 40 shows on Netflix was 13.49 and...

In a regular week, the prices of the top 40 shows on Netflix was 13.49 and had a sample variance of 12.77. Find a 90% CI for the variance. Please show all work, thanks.
Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A coffee manufacturer is interested in the coffee drinking habits of Regular and Decaffeinated coffee drinkers....
A coffee manufacturer is interested in the coffee drinking habits of Regular and Decaffeinated coffee drinkers. A random sample of 50 regular-coffee drinkers showed a mean of 4.35 cups per day. A sample of 40 decaffeinated-coffee drinkers showed a mean of 5.84 cups per day. Assume the population standard deviation for those drinking regular coffee is 1.2 cups per day and 1.36 cups per day for those drinking decaffeinated coffee. At the .01 significance level can we conclude that the...
a random sample of 45 days taken at a large hospital shows that a mean of...
a random sample of 45 days taken at a large hospital shows that a mean of 37 patients were treated in the emergency room (ER) per day. The standard deviation of the population is 4. Find the 95% confidence interval of the mean number of ER patients treated each day at the hospital. Express your answers as decimals to the nearest hundredth , please show work and formulas used to solve this , thanks so much!
Last week, 108 cars received parking violations in the green parking lot. Of these, 27 had...
Last week, 108 cars received parking violations in the green parking lot. Of these, 27 had unpaid parking tickets from a previous violation. Assuming that last week was a random sample of all parking violators, find the width of the 90 percent confidence interval for the percentage (correct to four decimal places) of parking violators that have prior unpaid parking tickets. Note: When reporting your answer, for example, if Minitab calculates a proportion of 0.5000, please input 50.00 without the...
A television poll was conducted among regular viewers of the national news in a certain region...
A television poll was conducted among regular viewers of the national news in a certain region where the three national networks share the same time slot for the evening news. Results of the poll indicate that 20% of the viewers watch the ABC evening news, 60% watch the CBS evening news, and 20% watch the NBC evening news. Furthermore, it was found that of those viewers who watched the ABC evening news during one week, 80% would again watch the...
The following data shows the number of student suspensions from a random sample of 40 local...
The following data shows the number of student suspensions from a random sample of 40 local school districts in southwestern Pennsylvania. 37 63 29 500 106 5 47 117 51 13 46 8 65 71 223 57 10 16 60 60 15 51 198 48 56 20 72 80 110 43 6 15 37 187 26 182 140 76 39 37 a) Find the sample mean, the median and the sample standard deviation of this sample. Sample mean = _________...
Senior finance majors were randomly assigned to a virtual team that met only electronically, or to...
Senior finance majors were randomly assigned to a virtual team that met only electronically, or to a face-to-face team that met in person.  Both teams were presented with a task of 8 cases, and afterwards they completed a survey.  On the 1-5 Likert scale prompt “As compared to other teams, the members got along together”, team v had a mean score of 2.48 with a standard deviation of .76 and n=44, while team f had a mean score of 1.83 with a...
1.A weekend TV game show called rolling a dice is running each week. For each roll,...
1.A weekend TV game show called rolling a dice is running each week. For each roll, if the dice shows an odd number the participate earns 5 dollars and otherwise, he gets nothing. Each participate can roll the dice 20 times. Let X denote the number times the dice shows an odd number. a) (2 mark) Calculate the average earning of a participate. b) Calculate the probability that ? ⩽ 2 (show your final answer correct to four decimal places)....
This is for Differential Equations. I was sick last week and missed class so I do...
This is for Differential Equations. I was sick last week and missed class so I do not understand the process behind solving this question. Problem 3 Consider the ODE t 2 y'' + 3 t y' + y = 0. • Factorize the left hand side of the ODE. Hint: One of the factors is (D + 2 t -1 I). • Find the fundamental set of solutions. • Solve the initial value problem t 2 y'' + 3 t...
Given a trend of weather in Illinois. The data is as follows: Week Mean Temperature (F)...
Given a trend of weather in Illinois. The data is as follows: Week Mean Temperature (F) Weekly Mean Temperature Standard Deviation (F) 1 67.6 5.04 2 65.5 2.54 3 60.1 4.80 4 70.3 3.28 5 70.2 6.15 6 64.6 9.22 7 60.7 5.18 8 54.3 6.47 9 54.0 4.89 10 48.2 8.35 11 36.7 3.85 12 30.3 6.76 13 40.3 5.14 14 34.5 9.75 15 38.1 3.50 16 31.8 10.14 17 29.2 5.29 a/ Graph a trend of weather in...
Binomial Distribution Exercises Please answer all three as they are related, thank you! 4.3.4) The same...
Binomial Distribution Exercises Please answer all three as they are related, thank you! 4.3.4) The same survey database cited in Exercise 4.3.1 (A-5) shows that 32 percent of U.S. adults indicated that they have been tested for HIV at some point in their life. Consider a simple random sample of 15 adults selected at that time. Find the probability that the number of adults who have been tested for HIV in the sample would be: a. Three b. Less than...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT