Ask question

Ask question

All categories

2 years ago

15

Suppose that a police officer measured the speed of cars on a highway for an hour. The average speed of the cars was 72 and the

standard deviation was 4.6. However, since the radar gun was biased, 0.9 is added to every observation in the dataset. What will the new mean be?

1 answer:

anygoal [31]2 years ago

8 0

I got 4.14 because i multiplied the deviation which is 4.6 by 0.9 and got that answer

You might be interested in

What does 4.5 miles equal in yards

IgorLugansk [536]

4.5 miles is equal to 7920 yards

8 0

3 years ago

Swimming 1/4 of a mile uses about the same number of calories as running 1 mile. Glida ran a 26 mile marathon. about how far wou

natulia [17]

Answer:

6.5 miles

Step-by-step explanation:

26/4=6.5 miles

1/4 of a mile per every mile so just divide each mile by 4

7 0

3 years ago

Situation: A DJ will play music. The DJ charges $20 per hour plus a $50 appearance fee. Represent the relationship between the n

diamong [38]

Answer:total cost= 20x+50 x= number of hours

Step-by-step explanation: Gooooooooooooogle

6 0

10 months ago

Sebuah Prisma Segitiga memiliki tiga sisi masing

Veseljchak [2.6K]

Menjawab:

15cm

Penjelasan langkah demi langkah:

Keliling segitiga adalah jumlah semua sisi segitiga

P = s1 + s2 + s3

Diberikan sisi jika segitiga;

S1 = 5cm

S2 = 7cm

S3 = 3cm

Keliling = 5cm + 7cm + 3cm

Keliling = 15cm

Oleh karena itu, keliling segitiga tersebut adalah 15 cm

5 0

2 years ago

How is my graphs line be for this question?

tekilochka [14]

Looking at the table everything is correct if that is what you are asking.

3 0

3 years ago