subject
Mathematics, 21.02.2020 07:02 rbart4784

Cassandra's Cogs advertises on its website that 90% of customer orders are received within three working days. They performed an audit from a random sample of 100 of the 2,500 orders that month and it shows 85 orders were received on time. Part A: Can we use a normal approximation? Explain. (5 points) Part B: If Cassandra's Cogs customers receive 90% of their orders within three working days, what is the probability that the proportion in the random sample of 100 orders is the same as the proportion found in the audit sample or less? (5 points)

ansver
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 15:30, 30352
Hurry and answer this! circle x with a radius of 6 units and circle y with a radius of 2 units are shown which steps would prove the circles similar? translate the circles so they share a common center point, and dilate circle y by a scale factor of 4. translate the circles so the center of one circle rests on the edge of the other circle, and dilate circle y by a scale factor of 4. translate the circles so they share a common center point, and dilate circle y by a scale factor of 3. translate the circles so the center of one circle rests on the edge of the other circle, and dilate circle y by a scale factor of 3
Answers: 1
image
Mathematics, 21.06.2019 18:00, s108870
Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items
Answers: 1
image
Mathematics, 21.06.2019 19:30, ochoanene822
Which of the following transformations will always produce a congruent figure?
Answers: 2
image
Mathematics, 21.06.2019 22:30, lewismichelle11
Which statements are true about additional information for proving that the triangles are congruent check all that apply
Answers: 1
You know the right answer?
Cassandra's Cogs advertises on its website that 90% of customer orders are received within three wor...

Questions in other subjects:

Konu
Geography, 11.02.2021 01:30
Konu
Mathematics, 11.02.2021 01:30