Add explanation and check the answer twice before posting ... According to a study, suppose the probability that a randomly selected child aged 8-12 spends more than an hour a day online is 0.71. What is the probability that at least 6 children in a group of 8 spend more than an hour a day online?(Round your answer to two decimal places.)80

Step 1:Let,The probability that a randomly selected child aged 8-12 spends more than an hour a day…

Answered: According to a study, suppose the…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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. The sales tax on a gift is 6%. If the amount of tax paid was $4.80, how much change would a buyer receive after paying with a hundred-dollar bill?
INSTRUCTIONS: For the assignment below, prepare answers in a Word document (.doc or .docx) and submit a single file to the Dropbox. You should use Excel to calculate your answers, and be sure to submit both your calculations and final answers. Calculations can be pasted from Excel into your Word document. Note that Excel calculations are supporting documentation, but you still need to explain the exact answers in narrative form in order to receive full credit. In addition to the textbook, check out the Unit 5 Resources section for additional content including PowerPoints and video tutorials that might aid you in your calculations. You can find a "case study template" to use under Course Home. Remember to include a title page, introduction, conclusion, and reference list. See further below for grading rubric. NOTE: You will need to access the 'Analysis Toolpak' in Excel in order to perform the calculations for this case. If you have not already installed this free add-in, please…
2. Marsali saved money from her allowance each week to buy a backpack that costs $49.00. The first week she saved $3.45, the next week she saved $2.52, and the third week she saved $6.78, She had already saved $25.00. How much more money does Marsali need t- save in order to buy the backpack? Record your answer in the boxes below. Be sure to use the correct place value. Show wor 11.25 +/- 49.00 3.45 2.52 6,78 25.00 12る 31-78 + 5.97 3.45 /25.00 e.7シ 31.78 6.78 + 2.52 137.75 +49.00 36-25 25.00 5.97 80.75 1:25 3 One plate in Joe's kitchen weighs 0.86 kg and a single package of napkins weighs & carries a package of napkins apd 6 plates to the patio. What is the total weight of th
UUnais, Uid JESSICA pay TO Tem eacII IIOVIE! 2.25 2 Stefanie bought a package of pencils for $1 .75 and some erasers that cost $0.25 each. She paid a total of $4.25 for these items, before tax. Exactly how many erasers did Stefanie buy?
please help me how to answer all of them. Slso, it is not writing an essay. it is math
Please help me answer the following questions. Thank you
The last time you ate at Mister Smith's was for: About how much did you spend? Rate your experience from one to ten. Lunch $10 10 Lunch $20 9 Dinner $20 10 Lunch $20 10 Breakfast $10 8 Lunch $10 10 Lunch $10 10 Lunch $20 7 Lunch $20 10 Lunch $20 6 Lunch $20 8 Breakfast $20 7 Dinner $45 10 Lunch $20 9 Lunch $20 8 Lunch $20 9 Lunch $20 10 Breakfast $20 9 Lunch $20 10 Lunch $20 10 Lunch $20 8 Dinner $10 10 Lunch $20 9 Lunch $6 4 Lunch $10 10 Breakfast $20 10 Dinner $20 10 Lunch $20 6 Lunch $30 9 Breakfast $10 9 Lunch $10 10 Lunch $10 10 Lunch $30 8 Dinner $20 10 Lunch $20 10 Lunch $30 10 Lunch $20 8 Lunch $10 10 Lunch $20 6 Lunch $30 8 Breakfast $30 10 Lunch $10 10 Lunch $20 9 Breakfast $20 8 Lunch $20 8 Lunch $16 9 Breakfast $10 10 Lunch $30 10 Dinner $20 10 Breakfast $20 10 Breakfast $20 10 Lunch $20 10 Lunch $10 10 Breakfast $40 10 Dinner $20 10 Lunch $20 10 Lunch $10 10…
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? = 6; ? = 2 P(5 ≤ x ≤ 8)

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According to a study, suppose the probability that a randomly selected child aged 8-12 spends more than an hour a day online is 0.71. What is the probability that at least 6 children in a group of 8 spend more than an hour a day online? (Round your answer to two decimal places.) 80