Ask question

Ask question

All categories

3 years ago

8

430 randomly selected light bulbs were tested in a laboratory, 224 lasted more than 500 hours. Find a point estimate of the prop

ortion of all light bulbs that last more than 500 hours

1 answer:

Ray Of Light [21]3 years ago

6 0

The estimated portion of light bulbs that last more than 500 hours will be
x=∑xn=224/430=0.521=52.1%

You might be interested in

Foactoring Diff/ Sum of Cubes <br><br>Factor completely

Ira Lisetskai [31]

it is sum of cubes.

hope that helps

3 0

3 years ago

A pizza store office three special pizza special number one is a square pizza with a side length of 14.8 inches that cost is $15

olchik [2.2K]

Answer:

1ST PIZZA

Step-by-step explanation:

MARK AS BRANLIEST PLEASE

3 0

2 years ago

I need to find the distance between pairs of integers like 8 and 32; 15 and 64; and -27 and 18. How do I do this?

Alona [7]

Answer:

i believe you have to divide 8 by each number to get the distance between the pairs of integers.

Step-by-step explanation:

5 0

3 years ago

Umnica [9.8K]

Answer:

A

Step-by-step explanation:

imagine the shape is flipped and standing up. that's how you can compare both images.

4 0

3 years ago

Alexis washes 10 1/2 windows in 3/4 hours. At this rate, how many windows can she wash in an hour

torisob [31]

Answer:

13 windows

Step-by-step explanation:

10 1/2 divided by 3/4=13.6666666667

6 0

3 years ago