some one me
the manager of a sawmill wants to find out what percentage of the boards th...
Mathematics, 26.09.2019 05:30 luis9527
some one me
the manager of a sawmill wants to find out what percentage of the boards that the mill produced are defective.
which sampling methods are likely to be biased?
choose all answers that are correct.
a.
the manager selects 20 boards at random each day for 5 days and examines them.
b.
the manager sends an email to 20 customers who buy lumber from the mill, asking each how many of the boards they bought the past week were defective. results from the first 5 customers to respond are tallied.
c.
on 1 day, an hour after the sawmill begins production, 30 boards in a row are selected and examined.
d.
every 40th board produced over the course of 1 week is selected and examined.
i think c and d am i correct ?
Answers: 2
Mathematics, 21.06.2019 13:00
Marcus built a model car that is 4 inches wide. what scale was used to build the car if the actual width of the car is 6 feet? a. 1 in. = 2 ftb. 1 in. = 2.5 ftc. 1 in. = 1.5 ftd. 1 ft = 1.5 in.
Answers: 2
Mathematics, 21.06.2019 15:30
What is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.
Answers: 2
Mathematics, 21.06.2019 17:00
Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.
Answers: 2
Mathematics, 21.06.2019 20:30
Answer for 10 points show work you guys in advanced < 3
Answers: 1
Biology, 07.12.2021 19:20
Physics, 07.12.2021 19:20
Mathematics, 07.12.2021 19:20
Biology, 07.12.2021 19:20
English, 07.12.2021 19:20