algebra

The number of pieces of popcorn in a large movie theatre popcorn bucket is normally distributed, with a mean of 1720 and a standard deviation of 20. Approximately what percentage of buckets contain between 1680 and 1760 pieces of popcorn?
a.approximately 68%
b.approximately 75%
c.approximately 95%
d.99.7%​

  1. 👍
  2. 👎
  3. 👁
  1. approximately 95% of a normally distributed population
    ... lies within 2 s.d. of the mean

    1. 👍
    2. 👎
  2. Perfectly suited for David's applet
    http://davidmlane.com/normal.html

    1. 👍
    2. 👎
    👤
    Reiny
  3. C. Approximately 95%

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. maths

    There ar 54 rows of 29 seats in a movie theatre.Estimate the number of seats in the movie theatre.calculate the actual number

  2. Language Arts

    1. Which of these statements reflects subjunctive mood? I wish it were possible to go to the movie tomorrow. If we go to a movie, will I be able to have popcorn?*** She hoped to go to the movie and have popcorn. He couldn't go to

  3. Math

    Four friends went to see a movie. Each ticket cost $x. The table shows the prices of several items at the theater. They bought four large pretzels and four bottles of water. Write and simplify an expression that represents the

  4. Physics

    I appreciate any help! Thank you!! How much energy must be added to a bowl of 125 popcorn kernels in order for them to reach a popping temperature of 175 degrees Celsius? Assume that their initial temperature is 21 degrees

  1. math

    Four friends at a party popped 3/4 of a bag of popcorn. They ate half of what was popped. What fraction of the popcorn in the bag did they eat?

  2. Maths

    A movie theatre seats 200 people. For any particular show, the amount of money, m, the theatre makes is a function of the number of people, n, in attendance. If a ticket costs $12 and the cost to the theatre to run one show is

  3. Mathematics

    So this is some practice work i have and i was wondering if someone could help me so when i take the test i know how to write out and solve the word problems. Jason bought 6 movie tickets and 4 bags of popcorn. Michael bought 2

  4. math

    When the movie is half over, popcorn sells for half price. Full price popcorn is $3.50, and drinks are $1.35. Determine the cost for purchasing 3 orders of popcorn and 3 drinks when the movie is half over. $

  1. Applied Calculus

    In deciding whether o r not to setup a new manufacturing plant, analysts for a popcorn company have decided that a linear function is a reasonable estimations for the total cost C(x) in dollars to produce x bags of microwave

  2. math

    a 20-ounce bag of popcorn costs $2.80. if the unit price stays the same, how much does a 35-ounce bag of popcorn cost?

  3. Adv Algebra and Financial Apllications

    The yearly attendance at a local movie theatre is 56,000 and grows continuously at a rate of 4.2% each year. What is the approximate attendance at the movie theatre in nine years? A: 57,789 B: 77,789 C: 81,096 D: 81,724

  4. Math

    Patty and Carl went to the movies.Patty bought the two movie tickets for $7.35 each.Carl bougjt two bucket of popcorn at $5.60 each.How much more money did Patty spend than Carl.

You can view more similar questions or ask a new question.